If he demands too much, the unions will vote him down.如果他要求太多，工会就会投票撤换他。The once-powerful post unions have been cut down to size.一度很强势的邮政联盟已经威风不再。They have yet to break the link with the trade unions.他们还必须断绝与工会组织的联系。...
The stairway carpet is so frayed it threatens to unravel.铺在楼梯上的地毯磨损得很厉害，都快散了。What moves him is the desire to unravel the mysteries of nature.推动他们的还是解开自然之迷的愿望.There is still a good deal to unravel.还有不少问题要澄清....
She met Mr and Mrs Ricciardi, who were very nice to her.她见到了里恰尔迪夫妇，他们对她非常友好。Mr Harris and Mrs Bate and three other teachers were there.哈里斯老师、贝特老师和其他三位老师在场。I paid Mr. and Mrs. Smith a return visit yesterday afternoon.我昨天下...