Is it necessary, do you think, to write a letter to the teacher?

你认为有必要给老师写一封信吗?

属类：综合句库--

A manicure is necessary if you’d like to try nail enamel.

你要涂指甲油的话需要先修指甲。

属类：综合句库--

You don’t have to go through all the procedures. We travel agency will do all the necessary things for you.

你用不着办这么多手续。我们旅行社会为你安排所有必要的事情。

属类：综合句库--

Do you have the necessary experience?

你有所必需的经验吗?

属类：综合句库--

Please record all the necessary information on a call slip.

请在索书单上填上全部必需的情况。

属类：综合句库--

To explore the South Pole, it is of course necessary for the explorers to wear down jackets which have good heat preservation.

去南极探险，当然要穿保暖性强的羽绒服。

属类：综合句库--

Increase in population made birth control necessary.

人口的增长使节制生育成为必要。

属类：综合句库--

If necessary, you may go to see the dentist.

如果必要的话，你可以去请牙医看看。

属类：综合句库--

If dust or mist has entered your eyes, or is inhaled or adhered to your skin, immediately receive medical treatment as necessary.

如果灰尘与烟雾侵入您的眼睛、或被吸入、或附着于皮肤时,如有必要,请尽速送医接受治疗。

属类：产品说明书--

When necessary to completely drain the heater

如果需要把热水器的水全部排干

属类：产品说明书--

If necessary， format your hard disk drive and install an operating system.

如有必要，请进行硬盘的格式化与安装作业系统。

属类：产品说明书--

Repeat for additional modules, if necessary.

若欲安装一条以上的模块,请重复步骤1至步骤3的动作。

属类：产品说明书--

Kill a man to warn a hundred is a necessary way to reduce crimes.

杀一儆百是减少犯罪行为的必要手段。

属类：综合句库--

Food is necessary to maintain life.

食物是维持生命所必需的。

属类：综合句库--

They are taxing government ability to supply necessary services.

他们不断使政府在提供必要服务方面不胜负担。

属类：综合句库--

They furnished him with the necessary funds.

他们向他提供了必要的资金。

属类：综合句库--

He has supplied me the necessary information.

他向我提供了必要的信息。

属类：综合句库--

It is necessary that he (should)sort out the information for my reference.

他有必要整理些资料供我参考。

属类：综合句库--

When applying for various visas, aliens shall present valid passports and, if necessary, provide pertinent evidence.

外国人申请各项签证,应当提供有效护照,必要时提供有关证明。

属类：综合句库--

To avoid ruining the environment in the west, strict supervision of economic development and construction in the western areas is necessary.

为了避免破坏西部环境，有必要对西部地区的经济开发与建设进行严格监督。

属类：时事政治--

Constant vigilance is necessary in order to avoid accidents.

为了避免意外事故，必须经常保持警惕。

属类：综合句库--

Air is necessary to support life.

维持生命需要空气。

属类：综合句库--

I won’t say much because I don’t think it’ll be necessary.

我不愿多说，因为我觉得没有必要。

属类：综合句库--

The pure water from our factory is your necessary lifetime companion.

我厂生产的洁净水是您不可缺少的人生伴侣。

属类：综合句库--

I wouldn’t say I had the abilities necessary to manage a department store.

我看我没有管理百货商店所必需的能力。

属类：综合句库--

I’d say I had the qualifications necessary to run a drugstore.

我可以说我具备经营杂货店所必需的资历。

属类：综合句库--

We were given more money than necessary for the project.

我们被给了比计划所要求来得更多的钱。

属类：综合句库--

We are all in favor of spending whatever is necessary to combat air pollution.

我们都赞成尽一切所需与空气污染作斗争。

属类：综合句库--

Is it necessary for us to look into the matter?

我们有没有必要调查这件事?

属类：综合句库--

We are prepared to do whatever is necessary to remedy the situation (matter).

我们准备采取一切措施来改变局面(事态)。

属类：综合句库--