diamond

noun

1. 金刚石；钻石
   a clear precious stone of pure carbon , the hardest substance known. Diamonds are used in jewellery and also in industry, especially for cutting glass.
   1. a ring with a diamond in it
      钻石戒指
   2. a diamond ring/necklace
      钻石戒指 / 项链
   3. She was wearing her diamonds (= jewellery with diamonds in it) .
      她戴着钻石首饰。
   4. The lights shone like diamonds.
      灯光像钻石一样闪闪发亮。
2. 菱形
   a shape with four straight sides of equal length and with angles that are not right angles
3. （纸牌的）方块
   one of the four suits (= sets) in a pack/deck of cards. The cards are marked with red diamond shapes.
   1. the ten of diamonds
      方块十
4. （一张）方块牌
   a card of this suit
   1. You must play a diamond if you have one.
      如果你有方块就必须出。
5. 内场；棒球场
   the space inside the lines that connects the four bases ; also used to mean the whole baseball field

1. N-VAR 金刚石;钻石
   A diamond is a hard, bright, precious stone which is clear and colourless. Diamonds are used in jewellery and for cutting very hard substances.
   1. ...a pair of diamond earrings.
      一对钻石耳环
   2. ...a sphere made of diamond without impurity or flaw.
      用钻石制成的完美无瑕的圆球
2. N-PLURAL 钻石首饰;钻石饰物
   Diamonds are jewellery such as necklaces and rings which have diamonds set into them.
   1. Nicole loves wearing her diamonds, even with jeans and a white T-shirt.
      妮科尔很喜欢戴她的钻石首饰，即使穿的是牛仔裤和白色T恤衫。
3. N-COUNT ◇. 菱形
   A diamond is a shape with four straight sides of equal length where the opposite angles are the same, but none of the angles is equal to 90˚:
   1. He formed his hands into the shape of a diamond.
      他双手合成菱形。
4. N-UNCOUNT-COLL (纸牌中四种花色之一的)方块
   Diamonds is one of the four suits of cards in a pack of playing cards. Each card in the suit is marked with one or more red symbols in the shape of a diamond.
   1. He drew the seven of diamonds.
      他摸了一张方块 7。
   2. A diamond is a playing card of this suit.
      
   3. ...win the ace of clubs and play a diamond.
      赢得梅花 A，出一张方块
5. (棒球场的)内场
   In baseball, the diamond is the diamond-shaped area of the playing field between the four bases.

1. Now General Electric have gone one better than nature and made a diamond purer than the best quality natural diamonds.
   现在通用电气公司已经制造出了巧夺天工的钻石，其纯度比最好的天然钻石还要高。
2. Diamond may be strong in itself, but it does not bond well with other materials
   钻石本身可能很坚固，但却不易与其他物质很好地黏合。
3. Diamond is the crystalline form of the element carbon.
   钻石是碳元素的晶体结构。
4. Nicole loves wearing her diamonds, even with jeans and a white T-shirt.
   妮科尔很喜欢戴她的钻石首饰，即使穿的是牛仔裤和白色T恤衫。
5. He formed his hands into the shape of a diamond.
   他双手合成菱形。
6. He drew the seven of diamonds.
   他摸了一张方块7。
7. Desmond did not believe the diamond was real.
   德斯蒙德不相信那钻石是真的。
8. The diamond towns are gradually being reclaimed by the desert
   这些钻石城镇正逐渐重归沙漠。
9. She wore several diamond rings.
   她戴了好几个钻石戒指。
10. The cut of a diamond depends on the skill of its craftsman.
    钻石切割靠的是工匠的技艺。
11. In industry, diamond can form a tough, non-corrosive coating for tools.
    在工业上，金刚石可以用作工具表面坚固、耐腐蚀的覆盖层。
12. She wore a diamond heart around her neck.
    她的脖子上挂着一颗钻石鸡心。
13. With regard to hardness, the diamond is in a class by itself.
    讲硬度，金刚钻是独一无二的。
14. It was a large diamond, but it had a flaw.
    这是颗大钻石，但它有一点瑕疵。
15. The customs inspector was on the watch for diamond smugglers.
    海关检查员正监视着钻石走私的活动。
16. It was diamond cut diamond when the two men met because they were so sure their own ideas were right.
    这两人凑在一块，真是硬碰硬，因为他俩都确信自己的意见是正确的。
17. This is a diamond.
    这是菱形。
18. The diamond shone with every hue under the sun.
    金刚石在阳光下放出五颜六色的光芒。
19. A fully cut brilliant diamond has68 facets.
    经过充分切刻的光彩夺目的钻石有68个小平面。
20. The allotropes of carbon include diamond, graphite and charcoal, all with the same chemical properties.
    碳的同素异形体包括金刚石、石墨和木炭，所有这些物质都具有相同的化学性质。
21. "even the most indulgent fathers don't give their daughters diamond necklaces to take to school," the inspector said.
    “即使最溺爱孩子的父亲，也不会把钻石项链给他的女儿，让她带到学校里来。”巡官说。
22. She spent a huge amount of money on that diamond.
    她花巨款买了那颗钻石。
23. Oh-a diamond Ring-and rhett, do buy a great big one.
    啊钻石戒指锐特，你一定买一颗很大的钻石戒指。
24. The diamond ring glittered on his finger.
    钻戒在他的手指上闪闪发亮。
25. There will be a volleyball semi-final between "the eagle" and "the tiger". that will really be diamond cut diamond.
    鹰队和虎队之间将进行排球半决赛，这将是一场真正的棋逢对手的比赛。
26. The diamond sparkles with brilliant light.
    钻石闪烁出灿烂的光芒。
27. Is this a imitation diamond?
    这是一个仿制钻石吗？
28. This is a genuine diamond.
    这是一个真的钻石。
29. I have heard that you have found your diamond necklace, but where did you find it?
    我听说你找到了你的钻石项链，在哪里找到的？
30. And both diamond and their money were gone.
    戴蒙德和他们的钱都不见了。

noun

1. the baseball playing field

   Synonym:    ball fieldbaseball field

2. the area of a baseball field that is enclosed by 3 bases and home plate

   Synonym:    baseball diamondinfield

3. a playing card in the minor suit that has one or more red rhombuses on it
   1. he led a small diamond
   2. diamonds were trumps

4. a transparent piece of diamond that has been cut and polished and is valued as a precious gem

5. a parallelogram with four equal sides

   Synonym:    rhombusrhomb

6. very hard native crystalline carbon valued as a gem

   Synonym:    adamant