before的近义词有：ago, before,before, in front of, in the front of。下面这两个副词均含"……以前"的含义：ago ：指从现在起往前推算一段时间，始终置于所修饰的词之后，与一般过去时连用。before ：或指从过去某一时间起向前推算的若干时间的以前，通常与过去完成时连用；或泛指以前，并不具体指若干时间以前，可使用现在完成的或过去时；还可指从将来某一时间起的若干时间以前。下面这些前置词(...
The accused will appear before a specially constituted military tribunal.被告将会面临特别军事法庭的审判。The bill would be submitted for public discussion before being enacted as law.该法案在获得通过成为法律前，将提请公众讨论。It was a tough course over a gr...
The Koran recommends fasting as a penance before pilgrimages.《古兰经》劝告人们在朝圣前斋戒，以作为一种补赎。You have to pay your outstanding bill before joining the scheme.在参加该项目之前必须结清余账。Wash your hands thoroughly with hot soapy water before h...
This orbiting telescope is the largest optical instrument in space.这种轨道望远镜是宇宙中最大的光学仪器.Let's pretend we're on the spaceship orbiting round the earth!让我们假装是在沿轨道绕地球运转的宇宙飞船上!Twenty incoming flights were stacked up ...
Objective To investigate the diagnosis and treatment of gallstone ileus.目的探讨胆石性肠梗阻的临床特点和治疗方法.Meanwhile it contents quinine acid which can cure gallstone diseases.同时含有奎宁酸,能防治胆结石症.Gallstone: Mass of crystallized substances...