The roof was covered with tar.屋顶涂抹了一层沥青.The pipe is caked with tar.烟斗里渍了很多油子.They drove across the river to New Hampshire on a hot tar road.他们沿着一条滚烫的柏油路开过了河，来到新罕布什尔州。...
He almost bled to death after the bullet severed an artery.子弹穿过动脉，他失血过多几乎性命不保。Method: The models were made by coagulated basilar artery at two points.方法: 应用两点电凝基底动脉的方法制作鼠脑干缺血动物模型.An aneurysm is a localised widening of an...