chainsn.枷锁；镣铐名词chain的复数形式.chainn.束缚；链条；链；(一)连串；连锁店（常用复数）vt.束缚；用铁链锁住chain keps链式罐笼座Chain disk链罩盖chain axis链轴线chain knot链节chain jack链式顶重器chain feed链进给chain yarn链式花线chain area链式区域chain vice链式虎钳chain stop链的终止