beater
/ˈbiːtə(r)/noun
1
- a person who hits someone or something, in particular打击者, 敲打者, 尤指：
1.1
- a person employed to flush out or drive game birds for shooting by striking at the ground cover拍打地被以惊起野鸟供狩猎的人。
1.2
- a person who beats metal in manufacturing打磨技工, 钣金工。
1.3
- in combination a person who habitually hits someone动辄打人的人：
a wife-beater.
经常打老婆的人。
2
- often with modifier an implement or machine used for beating something, in particular用来敲打的工具（或机器）, 尤指：
2.1
- (in cookery) a device for whisking or blending ingredients（烹饪用的）配料搅拌器。
2.2
- an implement used to dislodge dirt from rugs and carpets by hitting them（踏脚毯及地毯的）除尘拍。
3
- in combination informal a means of defeating or preventing something〈非正式〉挫败（或阻止）某事的手段：
a recession-beater.
阻止经济衰退的办法。
4
- N. Amer. informal an old or dilapidated vehicle〈北美, 非正式〉破旧的车子。