n.名词 铰链--->门的铰链 ,枢纽,关键,中心 example:The door has gone off the hinges.门的铰链脱落了. vt.及物动词给...安装铰链 example:The back door is not well hinged.后门的铰链安得不好. vi.不及物动词靠铰链转动 决定於[W][(+on/upon)] example:The fate of the project hinges on the decision of the council.这项工程的命运取决於委员会的决定.
