单词	underreamer
释义	underreamer 扩孔器
随便看	half-reactions half reading pulse half read pulse half-read pulse half rear axle half rear axle gear gasket half-rectifier half-reduced half-reflecting mirror half reflecting mirror half reflection half-reflection half-relief half relief half-reliefs half repeater section half-replicate design half-residence time half resist effect half rest half rests half-retinal half reverse half revolution half-revolution 司徒急为破幽燕司徒清鉴悬明镜司隶章初睹司马氏叹一笑论文叹一笑论文叹事与孤鸿尽去叹人间叹人间叹今吾グウグウグウグウグウグウグウイグウイングウエイグウカン