氢气在工业上广泛用于制氨。Hydrogen is used extensively in industry for the production of ammonia.嗅氨使他恢复了意识.The smelling of ammonia brought himaround.丙氨酸在转氨作用中似乎是更好的氨基酸.Alanine appears to be the preferred amino acid in the transaminat...
I cannot conceive of anybody writing a play by sitting down and mapping it out.我想象不出有谁能闭门造车写出剧本。The project is nothing less than mapping every gene sequence in the human body.这个项目就是要绘制人体所有基因序列的图谱。In this case, we have a ...
直接邮寄广告业在特卖品的包装方面已经变得非常熟练了。The direct marketing industry has become adept at packaging special offers.对于大额的支票和汇款单要使用挂号邮寄。Use recorded delivery for large cheques or money orders.这是免费邮寄，不用贴邮票。It's FREEPOST, so there�...