The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。The car windows were fogged with vapor.车窗上满是雾气。When nitric acid is poured on copper, a brown vapor gives off.将硝酸倒在铜上, 会散发出一种棕色的蒸...
Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV.通风: 为了使气体聚集程度维持在阀极限值之下,应提供通畅的向下棋流排气通风设施.Water vapor from the evaporative recovery process may be recondense...
Colleen had dreamed of mothering a large family.科琳曾梦想抚养一群孩子。Dunlavy, Colleen A . Politics and Industrialization. New Jersey: Princeton University Press, 1994.《政治与工业化》. 新泽西: 普林斯顿大学出版社, 1994.Colleen, do you want any specia...
孕妇酗酒可能会危及腹中胎儿。Pregnant women who are heavy drinkers risk damaging the unborn foetus.这一起对毫无防御能力的孕妇的袭击，令人无比震惊。This was a sickening attack on a pregnant and defenceless woman.铁剂和叶酸片常被配给孕妇服用。Iron and folic acid supplements a...
She's got a lovely way with language without ever sounding ostentatious.她的语言优美，丝毫无装腔作势之感。He gave an ostentatious yawn.他张扬地打了个哈欠。They were neither aggressive nor ostentatious.他们不好斗,也不爱炫耀自己....