seal

verb

封上信封 close envelope

1. 封上（信封）
   to close an envelope, etc. by sticking the edges of the opening together
   1. Make sure you've signed the cheque before sealing the envelope.
      一定要在支票上签了名再封信封。
   2. a sealed bid (= one that is kept in a sealed envelope and therefore remains secret until all other bids have been received)
      密封（投）标

密封容器 close container

2. 密封（容器）
   to close a container tightly or fill a crack, etc., especially so that air, liquid, etc. cannot get in or out
   1. The organs are kept in sealed plastic bags.
      这些器官保存在密封塑料袋里。

覆盖表面 cover surface

3. 封盖…的表面
   to cover the surface of sth with a substance in order to protect it
   1. The floors had been stripped and sealed with varnish.
      地板上东西挪空，涂上了清漆。

确定 make sth definite

4. 确定；明确定下来；使成定局
   to make sth definite, so that it cannot be changed or argued about
   1. to seal a contract
      订立合同
   2. They drank a glass of wine to seal their new friendship.
      他们干了一杯，交成朋友。
   3. The discovery of new evidence sealed his fate (= nothing could prevent what was going to happen to him) .
      新发现的证据决定了他的命运。

关闭边界 / 出口 close borders/exits

5. 关闭；封闭；封锁
   to prevent people from passing through a place
   1. Troops have sealed the borders between the countries.
      军队已关闭了两国边界。

noun

印章 official mark

1. 印章；图章；玺；印记
   an official design or mark, stamped on a document to show that it is genuine and carries the authority of a particular person or organization
   1. The letter bore the president's seal.
      信上盖有总统的印章。

确认 making sth definite

2. 表示确认的事物；保证；信物
   a thing that makes sth definite
   1. The project has been given the government's seal of approval (= official approval) .
      项目已由政府正式批准。
   2. I looked upon the gift as a seal on our friendship.
      我把你的礼物看作我们之间友谊的见证。

容器 on containers

3. 密封垫（或带等）
   a substance, strip of material, etc. used to fill a crack so that air, liquid, etc. cannot get in or out
   1. a jar with a rubber seal in the lid
      盖子上有密封垫的广口瓶
   2. Only drink bottled water and check the seal isn't broken.
      只喝瓶装水，并且要看封口开了没有。

信件；盒子 on letters/boxes

4. 封蜡；封铅；封条；火漆
   a piece of wax (= a soft substance produced by bees ), soft metal or paper that is placed across the opening of sth such as a letter or box and which has to be broken before the letter or box can be opened
   1. He broke the wax seal and unrolled the paper.
      他揭去封蜡，把纸卷展开。
5. 封蜡模（印）；封铅模（印）
   a piece of metal, a ring, etc. with a design on it, used for stamping a wax or metal seal

海洋动物 sea animal

6. 海豹
   a sea animal that eats fish and lives around coasts. There are many types of seal , some of which are hunted for their fur.
   1. a colony of seals
      一群海豹
   2. grey seals basking on the rocks
      在岩石上晒太阳的灰海豹

CLOSING 密封

1. VERB 封住，粘住(信封)
   When you seal an envelope, you close it by folding part of it over and sticking it down, so that it cannot be opened without being torn.
   1. He sealed the envelope and put on a stamp...
      他封住信封并贴上一张邮票。
   2. Write your letter and seal it in a blank envelope...
      信写好后把它装进空白信封里封好。
   3. A courier was despatched with two sealed envelopes.
      信使受命递送两封封讫的信。
2. VERB 封住(容器、开口);把…密封(进容器)
   If you seal a container or an opening, you cover it with something in order to prevent air, liquid, or other material getting in or out. If you seal something in a container, you put it inside and then close the container tightly.
   1. She merely filled the containers, sealed them with a cork, and pasted on labels...
      她只是装满容器，用软木塞封住，然后贴上标签。
   2. A woman picks them up and seals them in plastic bags.
      一个女人把它们捡起来放入几只密封的塑料袋中。
   3. ...a lid to seal in heat and keep food moist.
      用于保温并防止食物风干的盖子
   4. ...a hermetically sealed, leak-proof packet.
      密封防漏的包装
3. N-COUNT 密封处
   The seal on a container or opening is the part where it has been sealed.
   1. When assembling the pie, wet the edges where the two crusts join, to form a seal.
      在包馅饼时，先把两片馅饼皮边沿接头部分弄湿，再将其捏合。
4. N-COUNT 密封装置;密封物
   A seal is a device or a piece of material, for example in a machine, which closes an opening tightly so that air, liquid, or other substances cannot get in or out.
   1. Check seals on fridges and freezers regularly.
      定期检查冰箱和冷冻柜的密封装置。
5. N-COUNT 封条;封蜡;封铅;火漆
   A seal is something such as a piece of sticky paper or wax that is fixed to a container or door and must be broken before the container or door can be opened.
   1. The seal on the box broke when it fell from its hiding-place...
      盒子从隐藏处掉落时，封口裂开了。
   2. Protestors banged on the sides of the lorry and broke customs seals on the doors.
      抗议者们猛砸卡车的侧面，并且撕掉了车门上的海关封条。
6. N-COUNT 印章;图章;玺;印记
   A seal is a special mark or design, for example on a document, representing someone or something. It may be used to show that something is genuine or officially approved.
   1. ...a supply of note paper bearing the Presidential seal...
      一批盖有总统印章的便条纸
   2. The best wines are entitled to a numbered seal of quality.
      上等葡萄酒可以盖上带编号的优质产品印章。
7. VERB 封闭;封锁
   If someone in authority seals an area, they stop people entering or passing through it, for example by placing barriers in the way.
   1. The soldiers were deployed to help paramilitary police seal the border...
      部署士兵协助准军事警察封锁边境。
   2. A wide area round the two-storey building is sealed to all traffic except the emergency services.
      那个两层建筑周围的大片区域被封锁，只有提供应急服务的车辆可以通行。
   3. Seal off means the same as seal .
      seal off 同 seal
   4. Police and troops sealed off the area after the attack...
      袭击发生后警察和士兵将该区域封锁。
   5. Soldiers there are going to seal the airport off.
      那里的士兵将封锁机场。
8. VERB 使成定局;确定
   To seal something means to make it definite or confirm how it is going to be.
   1. McLaren are close to sealing a deal with Renault...
      麦克拉伦即将与雷诺达成一笔交易。
   2. A General Election will be held which will seal his destiny one way or the other...
      一场决定他命运的大选即将举行。
   3. His artistic character was sealed by his experiences of the First World War.
      他在第一次世界大战中的经历奠定了他的艺术风格。
9. PHRASE 使确定下来;使成定局
   If something sets or puts the seal on something, it makes it definite or confirms how it is going to be.
   1. Such a visit may set the seal on a new relationship between the two governments...
      这样的一次访问可能会使两国政府间确立新关系。
   2. They see this election as a chance to put the final seal on the defeat of communism.
      他们把这次选举看作是彻底击败共产主义的一次机会。
10. PHRASE 盖上印信的;不能拆开看的;保密的
    If a document is under seal, it is in a sealed envelope and cannot be looked at, for example because it is private.
    1. Because the transcript is still under seal, I am precluded by law from discussing the evidence.
       副本仍未公开，按照法律规定我不能讨论这项证据。
11. seal of approval → see: approval

ANIMAL 海豹

1. 海豹
   A seal is a large animal with a rounded body and flat legs called flippers. Seals eat fish and live in and near the sea, usually in cold parts of the world.

1. Ministers have put their seal of approval on the proposal
   部长们已经批准了该提案。
2. An oil seal was replaced, along with both front wheel bearings.
   换了一个油封和两个前轮轴承。
3. Once you've broken the seal of a bottle there's no way you can put it back together again
   一旦你撕开瓶子的密封条，你就无法再把它复原。
4. Crimp the edges to seal them tightly.
   把边缘折起来以便封紧。
5. The call for a boycott could be enough to seal the fate of next week's general election
   抵制选举的呼吁足以注定下周大选失败的命运。
6. The leaders are expected to fly to Mecca in the next few days to seal the agreement.
   领导人将在接下来的几天中飞往麦加签署协议。
7. This would permit air to enter, breaking the hermetic seal of the jar.
   这会造成漏气，破坏罐子的密封性。
8. Two thousand grey seal pups are born there every autumn.
   那里每年秋天有2,000头灰色小海豹出生。
9. He sealed the envelope and put on a stamp
   他封住信封并贴上一张邮票。
10. Write your letter and seal it in a blank envelope
    信写好后把它装进空白信封里封好。
11. A courier was despatched with two sealed envelopes.
    信使受命递送两封封讫的信。
12. She merely filled the containers, sealed them with a cork, and pasted on labels
    她只是装满容器，用软木塞封住，然后贴上标签。
13. A woman picks them up and seals them in plastic bags.
    一个女人把它们捡起来放入几只密封的塑料袋中。
14. When assembling the pie, wet the edges where the two crusts join, to form a seal.
    在包馅饼时，先把两片馅饼皮边沿接头部分弄湿，再将其捏合。
15. Check seals on fridges and freezers regularly.
    定期检查冰箱和冷冻柜的密封装置。
16. The seal on the box broke when it fell from its hiding-place
    盒子从隐藏处掉落时，封口裂开了。
17. Protestors banged on the sides of the lorry and broke customs seals on the doors.
    抗议者们猛砸卡车的侧面，并且撕掉了车门上的海关封条。
18. The best wines are entitled to a numbered seal of quality.
    上等葡萄酒可以盖上带编号的优质产品印章。
19. The soldiers were deployed to help paramilitary police seal the border
    部署士兵协助准军事警察封锁边境。
20. A wide area round the two-storey building is sealed to all traffic except the emergency services.
    那个两层建筑周围的大片区域被封锁，只有提供应急服务的车辆可以通行。
21. McLaren are close to sealing a deal with Renault
    麦克拉伦即将与雷诺达成一笔交易。
22. A General Election will be held which will seal his destiny one way or the other
    一场决定他命运的大选即将举行。
23. His artistic character was sealed by his experiences of the First World War.
    他在第一次世界大战中的经历奠定了他的艺术风格。
24. Such a visit may set the seal on a new relationship between the two governments
    这样的一次访问可能会使两国政府间确立新关系。
25. They see this election as a chance to put the final seal on the defeat of communism.
    他们把这次选举看作是彻底击败共产主义的一次机会。
26. Because the transcript is still under seal, I am precluded by law from discussing the evidence.
    副本仍未公开，按照法律规定我不能讨论这项证据。
27. The coffee is freeze-dried to seal in all the flavour.
    咖啡经冷冻干燥以保留原汁原味。
28. Do you think I ought to seal the boxes up?
    你认为我应该把这些盒子封起来吗？
29. He smiled, winked and nodded, giving his seal of approval.
    他笑了，使了个眼色，然后点点头表示同意。
30. Herewith we are sending you a written contract under seal in two copies.
    兹寄上盖有印章的契约一式两份。

seal sth↔in

1. 把…封闭在里边
   to prevent sth that is contained in sth else from escaping

seal sth in sth

1. 把…封闭在…里
   to put sth in an envelope, container, etc. and seal it

seal sth↔off

1. 封锁；封闭
   to prevent people from entering a particular area

v.

my lips are sealed

• （表示不会说出某人的秘密）我把嘴封住，我绝口不提
  used to say that you will not repeat sb's secret to other people

signed and sealed

signed, sealed and delivered

• 签名盖章完毕的；铁定的；成定局的
  definite, because all the legal documents have been signed

n.

set the seal on sth

• 使某事万无一失；使某事圆满
  to make sth definite or complete
  1. Her election to the premiership set the seal on a remarkable political career.
     当选总理使她的政治生涯灿烂辉煌。

under seal

• 密封；加盖印信
  in a sealed envelope that cannot be opened before a particular time

noun

1. any of numerous marine mammals that come on shore to breed

2. a device incised to make an impression

   Synonym:    stamp

3. fastener that provides a tight and perfect closure

4. a finishing coat applied to exclude moisture

5. fastener consisting of a resinous composition that is plastic when warm

   Synonym:    sealing wax

6. an indication of approved or superior status

   Synonym:    cachetseal of approval

7. a stamp affixed to a document (as to attest to its authenticity or to seal it)
   1. the warrant bore the sheriff's seal

8. the pelt or fur (especially the underfur) of a seal
   1. a coat of seal

   Synonym:    sealskin

verb

1. decide irrevocably
   1. sealing dooms

2. hunt seals

3. cover with varnish

   Synonym:    varnish

4. close with or as if with a seal
   1. She sealed the letter with hot wax

5. make tight
   1. seal the windows

   Synonym:    seal off

6. affix a seal to
   1. seal the letter