名词
中文翻译：环形螺母
同义词：
['ring', 'ringer', "ring-bolt例句：1. The car's engine is a ring nut thatneeds to be tightened every few months.（汽车的引擎是一个需要每几个月拧紧一次的环形螺母。）2. Heused a ring nutto secure the bolt in place.（他用一个环形螺母来固定螺栓。）"]
例句：
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1. The car's engine is a ring nut thatneeds to be tightened every few months.
汽车的引擎是一个需要每几个月拧紧一次的环形螺母。
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2. Heused a ring nutto secure the bolt in place.
他用一个环形螺母来固定螺栓。
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3.The mechanic replaced the worn out ringnut with a new one.
机械师用一个新的环形螺母替换了磨损的螺母。