It's absolutely necessary for your brain and body to recharge.

大脑和身体充电绝对必要条件。

Pain is necessary for us to fix our problems.

痛们解决问题必要条件。

You may wonder if light is also needed for life to form.

你可能会想阳光不生命形成必要条件。

Power is required for the accumulation of money and then the retention of that money.

权积累金钱和保存金钱必要条件。

One of the essential requirements of good news writing is accuracy.

优秀新闻报道必要条件之一准确。

Owning your weaknesses is necessary for your success and your self-confidence.

视自己弱点成功和自信必要条件。

Acknowledging this as a fact is a necessary condition for achieving peace.

承认这一点为事实实现和平必要条件。

Therefore, what is essential for an academic success will be shared in this workshop.

因此，本次研讨会将分享学术成功必要条件。

To create clouds, and to have rain, the air has to be cooled.

要想产生云彩，进而下雨，空气遇冷必要条件。

Pressure control is another necessity inside any ocean habitat.

可控建造海洋栖息地另一个必要条件。

Well, we gotta get ready for hibernation somehow! Eating a lot is definitely a requirement!

们得为冬眠做好准备呀！大吃特吃可必要条件！

The SAT is a test many American colleges require as part of the admissions process.

SAT这项考试美国许多大学录取过程中一项必要条件。

Friends can be a blessing, but they're not essential to survive anymore.

朋友可能一种福报，但它们不再生存必要条件。

Do you think those hardships were necessary to flip the switch?

你认为那些艰难经历按下开关必要条件吗？

If Clipper and JUICE do manage to find the conditions necessary for life.

如果欧罗巴快船和 JUICE 确实能够找到生命必要条件。

He also called for political preparations and necessary conditions for the next phase of exchanges.

他还呼吁为下一阶段交流做好政治准备和必要条件。

What is needed is an unexpected abundance of such signals.

这样迹象出乎意料地频繁出现一个必要条件。

So, what if 'doing' isn't always necessary to get things done?

那么，如果“做”并不总完成事情必要条件呢？

And that change will only occur if four key elements are met, notes the WHO.

这种改变发生必要条件以下4个因素满足，这WHO观点。

Contrary to popular belief, self-love is healthy and essential for developing higher self-esteem.

与普遍看法相反，自爱健康，也提高自尊必要条件。