1.to no avail 没有用；没有成功

A few of his family were stood around trying to cheer him up, to no avail.

他的几个家人站在他周围试图鼓舞他振作起来，但一点儿用都没有92-E8p!98orDIW。

2.bring sth. to its knees 扰乱；逼停

Many fear that all of these new regulations will bring the stock market to its knees.

不少人担心，所有这些新规会扰乱股票市场M[2xCO=P#[ttb_。

3.tall order 很高的要求；艰巨的人物

Finishing in time was a tall order but we did it.

按时完工很难，但我们做到了H2rCFz!mH)L(s。

4.with the benefit of hindsight 事后来看

True, with the benefit of hindsight, certain aspects of the scheme will need to be reconsidered and I am grateful for Members' views and suggestions.

没错，事后看来，这个计划的某些方面确实需要再考虑考虑，非常感谢各位的意见和建议K~WA!0+w5Jg。

5.would do well to heed sth. 应该

You’re still only a junior employee in this business, and you’d do well to heedthat.

你在这行资历还很浅，你应该好好记住这点_J7%)O^h7qQ(NeXf37oN。