He is a bit of a tearaway but his heart is in the right place.他是有点像个阿飞，但心眼儿不错。Rumour has it that he's a tearaway.谣传说他是个浪荡哥儿.Her son's a bit of a tearaway.她儿子有些莽撞....
使铜氧化变成氧化铜.Oxidize copper to copper oxide.硫化铜和氧化铜也是很抢眼的替代材料.Copper sulfide and copper oxide were also attractive candidates.氧化铜是由铜和氧组成的.Copper oxide is made up of copper and oxygen....
mercantile operations贸易业务Sedan - chairs brought him and his father to the door of the West Szechuan Mercantile Corporation.两乘轿子把他们父子送到西蜀实业公司经营的商业场的后门.mercantile affairs商务...the emergence of a new mercantile class.新兴商业阶层的...
这条渠荒废了.This irrigation canal has fallen into disuse.大渠决了口子.The canal has burst its banks.古代留下来的高架渠在蓝天的映衬之下十分夺目。The ancient aqueduct stood out against the clear sky....