英语例句

含「useful」的例句共 89 条

It concludes with a very useful summary of key points, with cross-references to where each key point is dealt with in the book.

它在结论中对要点进行了非常有用地总结，并标出了书中讲述每个要点的参照章节。
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。
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。
Extra blank paper will probably come in useful.

额外的空白纸可能用得着。
My mobile phone is extremely useful.

我的手机极为有用。
Every part of the pig is useful.

猪身上的每个部位都很有用。
Having your own computer is very useful.

自己有一台计算机用处很大。
All of these are useful breeds whose potentiality has not been realized.

所有这些都是有益的品种，其潜力尚未被认识到。
Photos make useful teaching aids.

照片可以成为有用的教具。
She is going to recycle useful rubbish.

她打算去回收有用的垃圾。
He offered some useful advice.

他提出了一些有益的建议。
Overall, this is a very useful book.

总的来说，这是一本很有用的书。
This information could prove useful.

这条信息往后也许有用。
In business a poker face can be very useful.

在生意场上，不露声色会非常有用的。
The research has yielded useful information.

这项研究提供了有用的资料。
I've made some useful contacts in journalism.

我在新闻界结交了一些有用的人。
Videoing students can be a useful teaching exercise.

给学生录像可以成为有用的教学活动。
This technique is useful but it has its limitations.

这种技术实用，但也有局限性。
Some drugs kill off useful bacteria in the user's body.

某些药物会杀死服用者体内的有益细菌。
Hypnotherapy can be useful in helping you give up smoking.

催眠疗法在帮助你戒烟方面可能有用。
The tourist office operates a useful room-finding service.

这个旅游办事处开办了实用的找房业务。
It was a collaboration that produced extremely useful results.

这是一次带来极其有益的成果的合作。
From this chastening experience he learned some useful lessons.

从这次惩戒性的经历中，他得到了一些有用的教训。
The memory expansion cards are useful adjuncts to the computer.

内存扩充卡是计算机很有用的附件。
It was certainly useful to have her there to chauffeur him around.

有她在那儿为他开车肯定是有用的。
The document provided a springboard for a lot of useful discussion.

这份文件引发出许多有益的讨论。
The drug will be useful to hundreds of thousands of infected people.

这种药物将会对成千上万感染者有用。
"For heaven's sake!" Dot expostulated. "They're cheap and they're useful."

“看在老天的份上！”多特反驳道。“他们便宜而且他们有用。”
Painkillers are very useful in small amounts to bring your temperature down.

小剂量的止痛药对于降低体温非常有用。
They produced two reports, neither of which contained any useful suggestions.

他们提交了两个报告，都没有任何有用的建议。
The newsletter is a useful channel of communication between teacher and students.

发简讯是沟通师生的有益渠道。
He's a very useful player.

他是个很棒的运动员。
He might be useful to us.

我们也许用得上他。
These experiments serve no useful purpose.

这些实验没有任何实际意义。
She has ten years' useful experience behind her.

她有十年的经验，能派上用场。
They had a houseful so we didn't stay.

他们满屋子都是人，所以我们没有留下来。
Geography is a useful subject.

地理是门有用的科目。
Pocket money is useful to children.

零花钱对孩子来说很有用。
The spade, and hoe, and fork were very useful.

铁锹、锄头和叉子都很有用。
If you can make 100 tons of the drug, but it costs $100,000 a gram that might not be a useful drug because nobody could afford to use it.

如果你能制造一百吨这种药物，但每克的成本是十万美元，这药可能就没什么用，因为没人买得起它。
Write down these useful sentences, or you'll forget them.

把这些有用的句子写下来，否则你会忘记的。
Jiang Fei, a traffic officer in Bishan, said that the lighting system was very useful in the evenings and on rainy and foggy days.

璧山市交警姜飞说，照明系统在夜晚和雨雾天气非常有用。
Brick rubble is useful as the base for paths and patios.

碎砖可用作道路和天井的基石。
The WPR-26 IR module also has a wider acceptance Angle and may be useful in situations even where the main unit is ideally positioned.

在太区- 26红外模块也有一个广泛接受的角度，可能在下述情况下，即使有用的主体单位是理想位置。
The chapter headings are useful signposts to the content of the book.

章节标题有助于了解书的内容。
It's a useful introduction to an extremely complex subject.

这是对一门极为复杂的学科的有益入门教程。
Old batteries can't be discarded casually even when they are no longer useful, because they'll pollute the environment.

旧电池即使没用了也不能随意丢弃，因为它们会污染环境。
Fear is both useful and harmful.

恐惧既有益也有害。
The therapy can be a useful technique to complement traditional forms of psychotherapy.

这种疗法可以作为一个有效的技巧，作为传统心理疗法的补充。
It is especially useful for increasing flow of the lymphatic system.

它对增加淋巴系统的流量特别有帮助。