clack

verb

1. 发出吧嗒声；劈啪作响；使咔嗒地响
   if two hard objects clack , they make a short loud sound when they hit each other
   1. Her heels clacked on the marble floor.
      她的鞋后跟在大理石地面上发出咔嗒咔嗒的响声。

1. V-ERG (使)咔嗒作响;(使)啪啪作响
   If things clack or if you clack them, they make a short loud noise, especially when they hit each other.
   1. The windshield wipers clacked back and forth...
      挡风玻璃上的雨刷咔嗒咔嗒来回摆动。
   2. I clacked one ski against the other and almost tripped.
      我的一个雪橇板咔嗒一声撞在另一个上面，差点把我绊倒。
   3. Clack is also a noun.
      
   4. ...listening to the clack of her shoes on the stairs...
      听着她的鞋子踩在楼梯上发出的嗒嗒声
   5. Her bracelets were going clack-clack-clack, she was shaking so hard.
      她的手镯哗啦哗啦直响，她抖得厉害。

1. The windshield wipers clacked back and forth
   挡风玻璃上的雨刷咔嗒咔嗒来回摆动。
2. I clacked one ski against the other and almost tripped.
   我的一个雪橇板咔嗒一声撞在另一个上面，差点把我绊倒。
3. You dont need a computer to take notes good note-taking is not transcribing. All that clack, clack, clacking* youre a student, not a court reporter.
   记笔记没必要用电脑好的课堂笔记并不是做抄抄写写的功夫，别一个劲噼啪噼啪敲击键盘了你是学生，不是法院书记官。
4. Mr Clack has said of her ambition: 'I support her because it makes her happy, and I love big women.
   对于艾曼的目标，克拉克表示：我支持她（成为世界最胖的人），因为我希望她能开心快乐，而且我也很喜欢胖女孩。
5. Give catch-ment and so on system center control bulb Lu carrier flow backwards, a kind of more for ideal empty of give away conserve energy clack.
   可用于石油、化工、给排水等系统中控制管路介质倒流，是一种较为理想的无泄漏节能止回阀。
6. Force analysis of valve clack immersed tube for pile with plates
   压扩支盘桩的桩尖阀瓣扩压受力分析
7. The check valve by adopting the seal structure has great sealing effect, and the leakage between the valve body and the valve clack can be effectively prevented.
   采用上述密封结构的止回阀有良好的密封效果，能有效地防止阀体和阀瓣之间的泄漏。
8. Fatigue life prediction of clack box of bell-less top of large blast furnace based on thermal-structural coupling
   基于热-结构耦合的高炉无钟炉顶阀箱疲劳寿命预测
9. The clack of high heels us she crosses the yard.
   她穿过庭院时高跟鞋的哒哒声。
10. And when he had finished, there was silence for a moment, save for the rhythmic clack of wheels, the rocketing sound of the great train.
    他写完的时候，周围一片沉默，只听见车轮富有节奏的咔嗒声、巨大列车呼啸前进的声音。
11. The clack of an old typewriter could be heard coming from the next room.
    能听见一架老打字机的噼啪声从隔壁传来。
12. He could hear the clack of high heels walking past in the corridor.
    他可以听见鞋子的高跟在走廊里走过的嗒嗒声。
13. City fire chief Jim Clack said that emergency work was no longer a rescue operation and had become a recovery operation.
    市消防队长吉姆说急救工作已经不再是营救运转了而变成了恢复操作。
14. You should always avoid your driver "bottoming", resulting in a loud" clack"!
    你应该避免你的驱动到顶，导致刺耳的咔哒声！
15. The Cold-Press Manufacture and Quality Control for the Clack of Orbicular Tank
    球罐瓣片的冷压成型及其质量控制
16. Study on Microstructure and High Temperature Wear Resistance of Laser Cladded Nuclear Valve Clack
    核阀阀瓣激光熔覆层显微组织和耐高温磨损性能研究
17. Among these methods the bulging clack process is the most reasonable and the most effective.
    3种工艺方法比较，胀胎法应是最合理、整形效果最好的整形方法。
18. An exact shell clack sheet's geometric size calculation is the most important link n he design of manufacturing a spherical vessel.
    精确的球壳瓣片的下料尺寸计算，是设计制造球罐的重要一环。
19. The relationship between the thermal physical and mechanics properties with the silver impregnated carbon graphite clack seat and bushing materials and thermal shock divisor was discussed. The measuring results for intensity.
    讨论分析了浸银碳石墨阀座和衬套材料的热物理及力学性能同热震因子的关系。
20. Selection of Stainless Steel Using for Network Valve Clack and Technology of Surface Hardening
    不锈钢网状阀片的选材及表面强化工艺
21. Application of Proportional Solidification Technology in Investment Cast Valve Clack Castings
    均衡凝固技术在精密铸造阀瓣类铸件上的应用
22. A New Valve Clack Structure
    一种新型阀瓣结构
23. The cold-press manufacture for the clack of orbicular tank
    球罐瓣片冷压成型
24. In addition, because of immaturity of the existing opening criterion ( a criterion to judge if the valve clack is open) and the shortage of the use experience, safety valve on-line test devices are not broadly applied.
    此外，现有安全阀在线校验仪在判开准则和使用性等方面还存在不成熟的地方，因此还未获得广泛应用。

noun

1. a simple valve with a hinge on one side

   Synonym:    clack valveclapper valve

2. a sharp abrupt noise as if two objects hit together

   Synonym:    clap

verb

1. speak (about unimportant matters) rapidly and incessantly

   Synonym:    chatterpifflepalaverpratetittle-tattletwaddlemaunderprattleblabgibbertattleblabbergabble

2. make a clucking sounds, characteristic of hens

   Synonym:    cluckclick

3. make a rattling sound
   1. clattering dishes

   Synonym:    clatterbrattle