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 ...
Judging by the opinion polls, he seems to be succeeding.从民意测验来看，他似乎胜券在握。There's no greater happiness than that of succeeding in one's career.最大的快乐莫过于事业上的成功.In the process of their careful watching and recording...
Lights reflected off dust-covered walls creating a ghostly luminescence.灯光照在满是灰尘的墙上，反射回苍白的冷光。Sloping walls on the bulk of the building create an optical illusion.大楼主体的斜墙给人造成一种视错觉。The walls have been horribly vandalized w...