你可以说我们一直不走运吧。You might say that we've been victims of circumstance.可以说英国人不够强势。It could be argued that the British are not aggressive enough.可以说，他俩都是绝对可靠的人。Both of them, I may say, are thoroughly reliable men....
化学家能把一种药物的各种成分分解出来.A chemist can separate a medicine into its components.化学家用电解法把水还原为氢.The chemist reduced water by electrolysis.了解这些稀有分子能帮助化学家找到可实现的目标。Understanding these rare molecules will help chemists to find out wh...
目的: 采用薄层扫描法测定积雪苷片中积雪草苷含量.Objective : To determine the content Asiaticoside in Jixuedaipian by TLC - scanning.目的探讨积雪草甙防治经皮冠状动脉介入治疗 ( PCI ) 术后再狭窄的可行性.Objective To investigate the feasibility of asiaticoside in preventing r...