一伙暴徒捣毁了警察设置的路障冲进法庭。An unruly mob broke down police barricades and stormed the courtroom.暴徒用一堆堆燃烧的轮胎在大街上筑起了路障。The rioters barricaded streets with piles of blazing tyres.暴徒开始用棍棒猛打他的肩、头和胳膊。Men began to belabour his shoulder...
我的小艇飞速驶过海湾。My craft zipped across the bay.短桨特别用于划独木舟和小艇.Paddles are used especially to propel canoes and kayaks.一只小艇缓缓驶近那艘大轮船.A small boat edged down upon the big steamer....
细胞的这种向里推进标志着原肠胚形成的开始.This pushing - in of cells marks the start of gastrulation.外胚层囊胚的外层,在原肠胚形成之后生后外胚层组织.The outer layer of a blastula that gives rise to the ectoderm after gastrulation....