煤被干馏后剩下固体残余物:焦炭.Coal is destructively distilled leaving a solid residue, coke.两者通过普通的分馏彼此分离.It can be separated from each other by ordinary fractional distillation.较重的沸腾着的馏分以液态停留在多孔的壁上.The heavier boiling fractions remai...
...children with matchstick legs.双腿骨瘦如柴的孩子们A blue - eyed triplefin, small as a matchstick, guards its territory with an aggressive pose.一只火柴头大小的蓝眼三鳍鱼, 正在展示一种进攻性的姿势, 以保卫它的地盘.Use a pointed object such as a broken matchstic...
Our boss is a bit of a dictator.我们的老板有点霸道.A dictator must have a firm hand.独裁者的手段是很厉害的。He had been a dictator and a warlord who had oppressed and degraded the people of the South.他既独裁又好战，压迫侮辱南方人。They set the general up a...