镀铬梅花扳手doubleoffsetring a er: 梅花扳手doubleoffsetring a erwithratchet: 棘轮梅花扳手doubleoil ring: 双联刮油环doubleoffset ring spanner: 梅花扳手doubleopen end wrech: 双头开口扳手下载手机词典可随时随地查词查翻译