Alkanes are resistant to attack by oxidizing agents generally.烷烃一般对于氧化剂的作用是稳定的.The general uses of alkanes may be divided into three categories.烷的一般用途可分为三个方面.The straight - chain alkanes exacerbate the problem of engine ...
Methane and propane are alkanes.甲烷和丙烷是烷烃。The general uses of alkanes may be divided into three categories.烷的一般用途可分为三个方面.The straight - chain alkanes exacerbate the problem of engine " knock ".直链烷烃使机器的 “ 爆震 ” 问题更加严重....
矮子上楼梯,步步登高.A dwarf going upstairs getting higher step by step.对很多角斗士来说,那是他们最后一次登高.For many gladiators that was their last ascent ever.不.我们用登高来纪念这个节日.No. We mark the festival by going to mountain tops....
The reactions of fish to AC can be distinguished into four stages: electrifying, electrotaxis, electronarcosis and electrocuting.鱼对交流电的反应可分成四个阶段: 感电 、 定向 、 麻醉和击昏反应....
那组特写照片和附带的评论一目了然，毫无含糊之处。The close-up photography and commentary are clear and unambiguous.利奇先生休假了，不方便作出评论。Mr Leach is on holiday and was not available for comment.经过反省，他说自己对所作的评论感到非常后悔。On reflection, he says, he very muc...
Objective : To investigate the reasons of the second cholesteatoma of postoperative tympanoplasty.目的: 探讨单纯鼓室成形术后发生胆脂瘤的原因并提出预防措施.Objective To study the cause and treatment of external acoustic meatus cholesteatoma.目的探讨外耳道...
Someone has parked his car right in front of mine.有人把他的汽车正好停在我的车子前面。There were bird droppings all over the car parked under the tree.停在树下的车上全是鸟粪.A car parked in front of the building.楼房前面停着一辆车。She parked her bag at the c...