They had ensured the plumbing was overhauled a year ago.他们曾保证水管一年前彻底检修过。The programme's awfulness has ensured it is talked about.节目如此糟糕，肯定会被人议论。The book ensured his success.这本书保证了他的成功。...
The zip fastener had long since been wrenched out of them.拉练早已取走了.He called the zipper a slide fastener.他把拉链叫做滑动的纽扣.The shed was secured by a hasp and staple fastener.棚屋由一个搭钩和U型扣件固定着。Your blouse is open because the faste...
有些人是悲观者: 他们总认为事情是多糟或是将会是多糟.Some people are pessimists: they always think about how bad things are or will be.投资者多元化则意味着市场既需要乐观者也需要悲观者.Investor diversity and heterogeneity is predicated on the notion that market needs bot...