She was dancing while someone substituted at the piano.她在跳舞,别人代她弹钢琴.The synthesis methods of melatonin, related tryptaminetryptamine derivatives and substituted indoles are discussed.从人工合成的角度综述了美乐托宁及有关化合物色胺、色胺衍生物及吲哚衍生物的制...
She was dancing while someone substituted at the piano.她在跳舞,别人代她弹钢琴.Glass blocks are sometimes substituted for ordinary bricks.有时,玻璃砖被用来代替普通的砖.He substituted for the worker who was ill.他顶患病的工人干活....
If you want an Android phone right now, get a Nexus One.如果你想现在入手一台Android手机, 买NexusOne吧.Motorola this month likewise un - veiled its first Android - powered smartphone.摩托罗拉(Motorola)本月也推出了首款运行Android操作系统的智能手机.Dell's...
The Russian soldiers sampled the officers' rations and wolfed the superior food with delight.俄军士兵尝了一下长官的配给食物，然后高高兴兴地把那些高级食物一扫而光。They sampled the population to find out the state of public opinion.他们从人口中抽样以了解民意状况.We ...
Blunt injury to the chest may also result in myocardial contusion.钝性胸部伤也能造成心肌挫伤.It occurs in the laceration and contusion as well as in the clean surgical incision.撕裂伤,挫伤和外科清洁切口,都会发生这种现象.And main types of injuries are co...