A passer - by called the emergency services ( = the ambulance / fire / police services ).一名 路人 拨打了紧急救险服务电话.The most headless passer - by feels the depressing influences of a place.一到这个地方,连最没心事的人也会象所有的 过路人 一样无端端的不快活.A sno...
Isoprene could be deeply hydrogenated to isopentane on nickel catalyst.异戊二烯在镍基催化剂作用下可深度加氢为异戊烷.Development proposals of isoprene rubber in China were put forward.结合我国的实际情况,提出了发展我国异戊橡胶的几点看法.Polymerization of isoprene in th...
蒸汽从管子逸出时呜呜作响.The steam sang as it escaped from the pipe.从该液体中最先逸出的气泡是空气和氢的混合物.The first bubbles to escape from the liquid are a mixture of air and hydrogen.金属中的电子逸出表面.Electrons in a metal come out of the surface....