单词	ring-type element
释义	ring-type element 环形元件
随便看	position register position-register position-registers position regulator position, relative position relay position relay set position repetitive error position report position reporting procedure position representation position resolution position resolver position retaining portion position review position risk position risk adjustment position roll eight position roll stabilization system position root-mean-square error position rotation positions position sampler position scale position schedule bond 几时可到三山巅几时归去几时归去几时得归来几时收几时期信似江潮几时杯重把几时极几时洗几时见得追録追随追風退退かす退く退く退く退く退け