有作用的英语词组

useful，英 ['juːsfl]，美 ['juːsfl] adj. 有用的；有益的；实用的副词: usefully 名词: usefulnessuseful的基本意思是“有用的,有益的,有帮助的”,也可表示“令人满意的”。useful在句中可用作定语,也可用表语,作定语时,后面可跟介词for, for的宾语通常是人。作表语时,后面可接介词at, for, to, in。例句1、It is a useful book and, what is more, not an expensive one.这是有用的书，更难得的是不贵。2、The book contains much useful information.这本书包含了许多有用的资料。3、John always tries to cultivate people who are useful to him.约翰经常设法和对他有用的人结交。4、A sauna in the hotel would be a useful amenity.旅馆中的芬兰蒸汽浴室倒是个有益的好设施。

usefull = 有用; 实用.use =. 使用；用途； 利用；运用.

1、take effect

英 [teɪk ɪ'fekt]；美 [teɪk ɪ'fekt]

生效； 起作用

Most changes will take effect instantly.

大部分更动会马上生效。

2、act on

英 [ækt ɒn]；美 [ækt ɑːn]

v. 对…起作用；按照…行事

My idea is that we shall act on his suggestion.

我的意见是我们应当按照他的建议去办。

3、do its work

发生效力

After the entry into force of this Act in its entirety, a country may not accede to earlier Acts of this Convention.

在本议定书全部发生效力以后，各国不得加入本公约前的议定书。

4、act a part in

英 [ækt ə pɑːt ɪn]；美 [ækt ə pɑːrt ɪn]

（在…中）扮演角色，（在…中）起作用

Appear as to act a certain part in play, opera, ect.

以某个角色出现在歌剧或喜剧中。

5、take into effect

英 [teɪk ˈɪntə ɪˈfekt]；美 [teɪk ˈɪntə ɪˈfekt]

开始生效

erms of the contract hereinbefore will take into effect when it is signed, and will be protected by Chinese law.

以上合同条款经双方签字有效，同等受中国法律保护。

helpful

useful[英] [ˈjuːsfʊl][美] [ˈjusfəl]释义：adj.有用的,实用的,有效的短语：make oneself useful做对人有利的事 make yourself useful — get Jenny a drink.做点好事——帮珍妮拿杯饮料。

会缝衣服，对于衣服破裂的情况发生时就有用处了。下面是我给大家整理的对有用处英语短语，供大家参阅!

1. The contents of this booklet should be of use to all students.

这本小册子的内容应该会对所有的学生都有用处。

2. This handy pocket dictionary is a boon to me.

这本灵便的袖珍词典对我很有用处.

3. We shall find this definition useful for the determination of the critical load.

采用这个定义,对确定临界荷载是有用处的.

4. The HP Smart Web Printing program proved useful for online - shopping research.

经过试用,我觉得该软件对网上购物很有用处.

5. Data derived from population censuses is useful for social researchers.

从人口普查中得到的数据对社会研究者们很有用处.

6. I think you may be of very great service to me.

我敢说你对我一定大有用处.

7. Is this reference book of any use to me?

这本参考书对我有用处 吗 ?

8. This is can be useful to test your array.

这个对你测试阵列很有用处.

9. The secretion of bile is useful for our bodies.

胆汁的分泌对我们的身体很有用处.

10. The list of students from China is helpful to me.

中国留学生名单对我很有用处.

11. Though plastics have benefits , Baker says, there a lot of gratuitous use.

贝克说:尽管塑胶制品(对人类)有用处, 它也有很多不必要的使用.

12. Your advice was of great use to me.

你的忠告对我很有用处.

13. Perhaps this book will prove to be of some use to you in your studies.

也许这本书会对你的研究有用处.

14. If the book will be of any use to you, you can have it for keeps.

如果这本书对你有用处的话, 你可以永远保留之.

15. You'll find this map to be of great value in helping you to get around Beijing.

你会发现这张地图对你在北京活动大有用处.

这本参考书对我有用处吗?

Is this reference book of any use to me?

我也可能会觉得现在我不想做这件事，我也不想回复，但这个组织以后可能对我有用处，所以我把它作为参考资料。

be useful later on to know about this group, so I file it as a piece of reference material. 如果我给一张照片标上我的标签，这说明该照片对我有用处，但它并没有为更多的人所用。

If I tag a photograph with my own tags, that means the photograph is more useful to me; but itis not necessarily more broadly useful.

我希望这个教程能对你有用处，如果你有什么问题请跟我联系。

I hope that this Making Of has been helpful. If you have any questions then please don't hesitate to get in touch with me.

如果这本书对你有用处的话，你可以永远保留之。

If the book will be of any use to you, you can have it for keeps .

我却被海盗船长作为他自己的战利品留下，成了他的奴隶。这是因为我年轻伶俐，对他有用处。

As his proper prize, and made is slave, being young and nimble, and fit for his business.

如果你现在正在准备孕育宝宝，希望以下信息对你有用处，如果你现在还没有生育计划，这些信息以后也可以作为参考之用。

Hope it is useful for some of you in planning stage. For those of you do not have any plan in thenear future, you can keep it for future reference.

如果这本书对你有用处的话，你可以永远保留之。

If you can't finish the book by then, you must come and renew it.

在这里，我将分享我个人用来战胜拖延，取得巨大成功的方法步骤。这11步肯定对你也有用处。

Here, I will share my personal steps which I use to overcome procrastination with greatsuccess.

“这些都对我们有用处，因为我们的记忆功能实在没有什么条理性。”他说道。

“We need all of these things because our memories are so fundamentally disorganized, ” hesays.

你的忠告对我很有用处。

Your advice was of great use to me.

这是本对你很有用处的书。

He is the best student that I've ever taught.

我认为问问题对我很有用处。

I think asking questions is very useful to me.

这11步肯定对你也有用处。

These 11 steps will definitely apply to you too

在以后我为始终敬畏的总统服务的两年半时间里，这种锻炼对我很有用处。

It would serve me well over the next two and a half years, as I worked for the President, whoremained for me an object of awe and mystery.

当我们被鼓励去把周围的人视作我们当下娱乐，或对将来有用处的东西时，友谊的这一特质受到了威胁;

It is threatened when we are encouraged to look upon those around us as the stuff of ourcurrent enjoyment or our future advantage.

土壤里对植物有用处的矿质元素在被带入树根之前必须先溶于土壤溶液之中。

The mineral elements from the soil that are usable by the plant must be dissolved in the soilsolution before they can be taken into the root.

希望这些话对大家有用处。

Hope that these would be useful to everyone.

这要花不少钱，但是我们还是需要它，它肯定对我们有用处。

It will cost a lot of money. At the same time, I think we shall need it and it will certainly be useful.

请随意对你的同学，朋友，亲戚，同事说，如果这个网站对他们有用处。

Please tell your friends, classmates, relatives or other people, if this website is useful to them.

这一点对家长很有用处，因为就连还不会说话的小孩子似乎也有能力理解和模仿关心他人和慷慨大方的举动。

That can be useful for parents since even children too young to talk seem able to absorb andimitate acts of empathy and generosity.

但是公主送给他一把剑，上面镶着金币，而这对他特别有用处。

But the princess gave him a sword which was studded with gold coins, and these he could use.

要想让消费者们相信这个操作系统对他们很有用处，Google还得做大量的工作。

A lot of work needs to be done to convince consumers that this operating system will be usefulto them.

不可否认，许多人非常势利，他们愿意与我们交朋友是因为我们对他们会有用处。

There’s no denying that some people are very snobbish and they would like to make friendswith us simply because we are useful to them.

这本书对你有很大用处。

This book will be of great use to you.

这本书对你有很大用处。

This book will be of great use to you.