必要的

Hold oneself to a promise or duty使承担义务*She has committed herself to helping me when necessary.

她已答应在必要的时候帮助我。

Third, it is the East Asian region to promote peace, development and cooperation is essential.

第三，它对推进东亚地区和平、发展与合作是十分必要的。

This is very necessary and it will serve as a proof.

这是非常必要的，它将充当证据。

Application software i DescriptionPhoneGate 's a protective "screen" from unwanted callers.

应用软件我DescriptionPhoneGate'山保护"屏幕"，从不必要的来电。

The final solution can be obtained simply with a calculator and protractor.

图解法提供了一种简单又快速程序，只要用计算器与量角板，即能完成轴向桩荷重传递分析，而又能保持必要的正确性。

But with this proviso, I think a spirit of patriotism is absolutely necessary to the regeneration of China.

但是，该条款，我认为爱国主义精神，是绝对必要的中国再生。

It is important that he be punctual.

他守时是有必要的。

SGID will arrange the necessary project financing with a target of not less than a 60:40 debt equity ratio, while Quadra Mining will be responsible for the day-to-day operations.

SGID将负责必要的项目融资，该项目融资负债权益目标比率将不低于60：40，夸德拉矿业公司将负责日常运营。

Nearly one in 2 births in China is delivered by Cesarean section, a quarter of which are not medically necessary, according to the World Health Organization.

世界卫生组织在最近一份调查报告中指出，中国近半产妇在生育时都选择剖腹产，而其中有1/4在医学上是不必要的。

It was not necessary to stand in a queue.

这样做是不必要的。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。