thrum

1. VERB (机器、引擎)嗡嗡响，发出沉闷声
   When something such as a machine or engine thrums, it makes a low beating sound.
   1. The air-conditioner thrummed.
      空调嗡嗡作响。
   2. Thrum is also a noun.
      
   3. ...the thrum of refrigeration motors...
      制冷机低沉的嗡嗡声
   4. My head was going thrum thrum thrum.
      我的脑袋嗡嗡作响。

1. The air-conditioner thrummed.
   空调嗡嗡作响。
2. An example is the S/ s gene, which determines pin ( s) and thrum ( S) style length in certain species of Primula.
   例如报春属植物中决定花柱长短为针式型（）还是线式型（）的S/基因。
3. The utility model relates to a thrum absorber for gloves and caps, in particular to machine equipment used for absorbing and removing thrums on gloves and caps.
   本实用新型涉及一种手套与帽子吸线头器，特别是用于吸除手套与帽子上线头的机器设备。
4. "Knowing that lessens the urgency and has a calming effect" and helps us resist the constant thrum of "buy it now" that permeates our lives.
   如果能做到这一点，那么就会减轻你想马上满足欲望的紧迫感，并给你一种放松的感觉。这样就会帮助我们抵御那些充斥我们生活的消费诱惑。
5. They start to thrum nicely.
   它们开始奇妙地跳动。
6. He was within a foot of the cardboard box when suddenly there was a slight movement from the box and the crying ceased, all was quiet except the thrum of the fans in the butchers shop wall.
   当他走到离箱子只有几步远的时候，箱子忽然动了一下，哭声也停止了，唯一能听见的声音便是肉店墙上风扇发出的响声。
7. A double core high-temperature cable and the thrum of the spiral coil are welded in the I-shaped circular framework, and then extend out and are connected with a linker box arranged on a ladle shell.
   双芯高温电缆与螺旋形线圈的线头在工字形圆环骨架内焊接后穿出，与装在钢包壳体上的连接器盒连接。
8. Mophead owns a character of liquid keeping ability, and will not come out thrum.
   拖把头具有很好的液体保持力，不易产生线头。
9. At the same time we have increased the intensity of raman signal by daubing glycerin on thrum.
   同时通过甘油匹配的方法增加了探测到的拉曼信号的强度。

noun

1. a thrumming sound
   1. he could hear the thrum of a banjo

verb

1. make a rhythmic sound
   1. Rain drummed against the windshield
   2. The drums beat all night

   Synonym:    drumbeat

2. sound the strings of (a string instrument)
   1. strum a guitar

   Synonym:    strum

3. sound with a monotonous hum

   Synonym:    hum