Phenols and anilides can be nitrated with very dilute nitric acid.酚类和酰基苯胺能被极稀的硝酸硝化.Aquatint: It is an etching process on copper or steel by means of nitric acid.水彩色调: 用硝酸在钢片或铜片上作腐蚀的蚀刻法.Aliphatic hydrocarbons can be nitra...
He told her their affair would have to stop, because Jack Smith was blackmailing him.他告诉她说他们的婚外情必须结束了,因为杰克·史密斯正在敲诈他。He told her their affair would have to stop, because Jack Smith was blackmailing him...他告诉她说他们的婚外情必须结束了,...
The crews of the Card and its consorts had eaten Christmas dinner in Casablanca before sailing.在起航前“卡德”号和僚舰上的官兵已在卡萨布兰卡吃了圣诞晚餐.She consorts with all kinds of strange people.她与各种怪人厮混在一起....