单词	ratchet wheel
释义	ratchet wheel [化] 棘轮
随便看	public risk perception public river public road public roads public role public room public ruling publics publics' public safety public-safety public safety answering point public safety answering points public safety frequency band public-safety frequency bands public safety frequency bands public-safety radio service public safety radio service public sale public sanitary engineering public sanitation public savings public school public-school public school fund 断魂重唱薠花怨断魂青镜里断鸿声远长天暮断鸿声里断鸿声里断鸿难倩斯人不可闻斯人已冥冥斯人独憔悴斯人独憔悴公冢公决公冶公出公函公分公切线公判公制公办