查询词典 double-duty

double-head tyre：双缘轮胎

double-head turning tool welded with carbide tip 硬质合金双头车刀 | double-head tyre 双缘轮胎 | double-head wire stitching machine 双头铁丝订书机

double-head endmill：双头立铣刀

double-head boxing machine 双头箱式缝纫机 | double-head endmill 双头立铣刀 | double-head flat scraper 双头平刮刀

double-head milling machine：双轴铣床

double-head flat scraper 双头平刮刀 | double-head milling machine 双轴铣床 | double-head rail 双头轨

double-head milling machine：双头铣床

双吊架构架 double hanging truss | 双头铣床 double head milling machine | 双头轨条 double head rail

double-head flat scraper：双头平刮刀

double-head endmill 双头立铣刀 | double-head flat scraper 双头平刮刀 | double-head milling machine 双轴铣床

double-headed rail：工字轨

double-headed arrow 双箭头 | double-headed rail 工字轨 | double-header boiler 双筒式水管锅炉

double-headed rail：雙頭軌條

"两次过滤","Double filtration" | "双头轨条","Double headed rail" | "双连条","Double lacing"

double-headed rail：双头钢轨

double-headed nail ==> 双帽钉 | double-headed rail ==> 双头钢轨 | double-headed spike ==> 双头钉

double-headed arrow：双箭头

double-head automatic transmitter 双机头自动发报机 | double-headed arrow 双箭头 | double-headed rail 工字轨

double-headed camera：双头摄影机

double-headed bolt tension meter 双头螺栓张力计 | double-headed camera 双头摄影机 | double-headed spray gun 双口喷枪

McKenna：麦肯纳(姓氏)

officers n.政府官员, 军官, 警官, 船长vt.指挥 | mckenna 麦肯纳(姓氏) | disappointing adj.使人失望的, 令人失望的

rapid：激流

他们穿过很多美丽的峡谷,绕过无数大瀑布(cataract)、激流(rapid)和瀑布(waterfall). 带着仅有的两艘船,和几乎完全耗尽的给养,剩余的六个人终于到达了维尔京河(Virgin)的摩门教定居点. 这里,是他们一百天探险的终点.