在这种情形中,有两种几乎不能互变的变态.There are two almost non - interconvertible modifications.酮及烯醇互变是互变作用最普通的现象, 它们都是真实的化学实体.Keto - enol tautomerism is the most common tautomery phenomenon. Keto - enol themselves are the real chemical s...
Ludlow: And lead other boys to the slaughter and be slaughtered yourself.鲁上校: 对,可以带一队联军跟敌人厮杀!Whales and dolphins are still being slaughtered for commercial gain.仍然有人为了商业利益大肆捕杀鲸鱼和海豚。A crazed gunman slaughtered five people...
Ramps should be provided for wheelchair users.应该给轮椅使用者提供坡道。He has the upper floor and ramps are fitted everywhere for his convenience.他住在上面一层,为了他的方便着想,到处设有坡道.With the on - ramps, it all totals two and a half miles.包括上面的斜...