be useful

‘That will be useful, ’ she snapped with heavy sarcasm (= she really thought it would not be useful at all) .

“还真有用咧。”她狠狠挖苦道。

This formula is useful to me, I to be also one to many persons useful.

这公式对我有用, 我想对许多人也是一样有用.

Hypnotherapy can be useful in helping you give up smoking...

催眠疗法可能有助于你戒烟。

This will be useful in later design phases.

这样大家同时都能看到,这会对后面的设计阶段非常有用.

A tripod will be useful to align and steady the camera.

三脚架有助于调准和稳定相机。

He might be useful to us.

我们也许用得上他。

The most important requisite of a theory is that it be useful.

一种理论最重要的必不可少的性质,就是它的有用性.

Your knowledge of German may come in useful (= be useful in a particular situation) .

你的德文知识可能会派上用场。

Retain copies of all correspondence, since you may need them at a later date.

要保留好所有信件的副本，日后可能会用到。

A test run would be useful to the statisticians.

试运转将对统计学家有用.

That key will come in handy if you lock yourself out.

要是你把自己锁在了屋外，那把钥匙就派上用场了。

Researchers realised that a tunable laser beam might be useful in surgery.

研究人员意识到，可调谐激光束也许可以用在外科手术中。

Wait outside in case you can be useful.

在外面等,也许你可以帮点忙.

It will be useful to summarize the relevant Gaussian formulae.

有必要概括地讲一下有关的高斯公式.

Some products can be recycled at the end of their useful life.

有些产品过了有效使用年限后是可以回收再利用的。

The drug will be useful to hundreds of thousands of infected people.

这种药将惠及成千上万的感染者。

Repentance is a kind of self-reproof for having neglected something useful; but that which is good must be something useful, and the perfect good man should look after it.

后悔是一种因为忽视了某件有用的事情而作的自我斥责，而那善的东西必定也是有用的，完善的人应当追求它。

Your local library will be a useful source of information.

你们当地的图书馆就是很好的资料来源。

It can be useful to write a short summary of your argument first.

先把你的论点纲要写下来可能会有帮助。

We hope that the redefinition will be useful to us to understand well and make good use of social capital, and be useful to the development of the economy and society.

笔者希望，这将更有利于我们正确地理解和运用社会资本，有利于经济与社会的发展。

Hypnotherapy can be useful in helping you give up smoking.

催眠疗法可能有助于你戒烟。

If you're converting your loft, these addresses will be useful.

你要是打算改造阁楼，这些地址会派上用场。

‘ That will be useful, ’ she snapped with heavy sarcasm.

“还真有用咧。”她狠狠挖苦道。

Such information can in itself be useful interpretation.

这样的资料对解释确实是有用的.

Your advice might be useful to others in similar situations.

你的建议可能对处于类似情形的其他人有用.

Videoing students can be a useful teaching exercise.

给学生录像可以成为有用的教学活动。

We'd better put these things away for the time being. They'll be useful later.

这些东西先收起来, 以后还用得着.

A commercial college teaches things that would be useful in business.

商学院教授那些在商业中可能会有用的东西.

Tryptophane also appears to be useful in easing pain.

色氨酸似乎还具有镇痛的作用.

A standing opaque beacon may be useful in addition.

此外,也可以使用常设的实体觇标.