甲烷和丙烷是烷烃。Methane and propane are alkanes.某碳氢化合物已知可能是烯烃或是烷烃.A hydrocarbon was known to be either an alkene or alkane.直链烷烃使机器的 “ 爆震 ” 问题更加严重.The straight - chain alkanes exacerbate the problem of engine " knock "....
He received praise for the atmospheric monochrome shots in David Lynch's The Elephant Man.他在大卫·林奇的电影《象人》中所拍摄的那些渲染气氛的黑白镜头受到了好评。They were about to lynch him when reinforcements from the army burst into the room and re...