safety nut

英美

释义
用例
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- 锁紧螺母
英英释义
Noun:

supplementary nut that is screwed down on a primary nut to prevent it from loosening
例句
近反义词
【近义词】

locknut 锁紧螺母
临近单词

safety safety man safety bag safetylamp safety box safety tap safety dog safety lug safety car safetycode safety aim

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