The Centers for Disease Control also suggest that sneezing and coughing into your elbow is necessary.

美国疾病控制中心也建议，对着肘部打喷嚏和咳嗽是必要的。

youdao

I imagine that, while money is indeed wonderful and necessary, rereading an author's work is the highest currency a reader can pay them.

我想，虽然金钱确实是美好和必要的，重读作者的作品是读者能支付给他们的最高货币。

youdao

Once you have a first draft on paper, you can delete material that is unrelated to your thesis and add material necessary to illustrate your points and make your paper convincing.

一旦你有了论文的第一份草稿，你就可以删除与你的理论不相关的材料，并有必要增加阐释你的观点和让你的论文更有信服力的资料。

youdao

This he says,is necessary, and recalls that special housing was built for this brigade, where it can continue to serve.

VOA: standard.2009.04.16

And what we saw last time is that this was necessary to make things work, this part of it in particular.

上节课我们讲,这是对外做功的必要条件，特别是这个部分。

麻省理工公开课 - 热力学与动力学课程节选

We don't have an enormous difficulty grasping them, and it doesn't seem to me that our capability of grasping irony is founded on a necessary, underlying agreement.

我们在理解时不会用很大困难，而且我认为，我们理解讽刺的能力,是建立在必要的，潜在的共识之上的。

耶鲁公开课 - 文学理论导论课程节选

And today, I want to announce a new goal, one that is reasonable, one that is achievable, and one that is necessary.

WHITEHOUSE: America��s Energy Security

In other words, Obama claims to be concerned about jobs, but he is proposing a big tax hike on the saving and investment that is necessary to create jobs.

FORBES: Obama Proposes A Turbo-Charged Alternative Minimum Tax

"I'm optimistic that we can find the right balance between security and economic opportunity that is necessary ... and we'll be striving hard to meet those challenges, " Card said.

CNN: Card: Bush wants to reopen Reagan National 'as quickly as we can'