They are acrylaldehyde hydration, ethylene oxide formylation and biological zymolysis methods.即丙烯醛水合法, 环氧乙烷甲酰化法,生物发酵法.Porous adonic aluminum oxide templates are widely used to fabricate nanowires or nanotubes of many mat...
在海边过了一天,他被晒黑了.He is sunburned from a day on the beach.带上防晒油,以免被晒黑了.Take your suntan lotion with you so that you won't get burnt.黑色素使皮肤变黑是人被晒黑的原因.Melanin darkens the skin and is the cause of suntan....
I really don't see any reason for changing it.我真的不明白为什么要改变它。To an extent, that is the reason for the meeting.在某种程度上，那就是召开这次会议的原因。The boss retains enormous influence by reason of his position.老板由于自身的地位而一直有极大的影响力。...