水能把樟脑从其酒精溶液中淀析出来.Water precipitates camphor from its alcoholic solution.樟脑在酒精中可以溶化.Camphor is soluble in alcohol.樟脑溶于酒精而不溶于水Camphor dissolves in alcohol, but not in water....
And neon - 21 was found in josephinite by the Bern researchers.伯尔尼的研究人员在镍铁矿中发现了氖 - 21.You're a new arrival, not too familiar with Bern.你新来乍到, 对伯尔尼情况也不太熟悉.In 1902 he went to work as a patent office examiner in Bern.1...
He misses not having enough books because he's an avid reader.他是个酷爱阅读的人,总觉得书不够读。Avid Bob Dylan fans treasure bootlegged recordings.鲍勃·迪伦的疯狂歌迷们对他的盗版唱片视若珍宝。She is an avid outdoors woman.她酷爱户外运动。...