There are even signs that authorize " deadly force" when necessary.

甚至有迹象表明，在必要时被授权使用“致命武器”。

Another safety protocol is insuring humans can take control when necessary.

另一个安全协议就是确保人在必要时可控制车辆。

But she knew how to cater to his whims when necessary.

但她也知道如何在必要的时候迎合乔布斯的奇想。

We will need to be ready to move again when necessary.

我们需要做好必要时再次行动的准备。

I stayed in Newtown and used the hut on the moor only when necessary.

我呆在纽顿，只有必要时才用一下沼地上的那个小屋。”

It means being driven by, and when necessary standing up for your values and convictions.

这意味着，要被你自己的价值观和信念所驱使；并在必要时，坚决捍卫它们。

People are concerned that it makes it more difficult to work together when necessary.

外界的担心是，在必要的时候，这会使合作变得更加困难。

We will exile the Kulak by thousands and when necessary shoot the Kulak breed.

我们将流放数千富农在必要的时候可以射杀。

He says the chemicals should be used more sensibly, or, in other words, only when necessary.

他说应该在必要时合理这种杀虫剂。

The statement noted that the restrictions are valid until May 31 and will be reviewed when necessary.

声明指出，这些限制有效期至 5 月 31 日，必要时将进行审查。

Along with reconnaissance flights, they also supply trapped residents with food and medication, and evacuate people when necessary.

除了侦察飞行，他们还向被困居民提供食物和药品，并在必要时疏散人群。

But researchers at the University of Edinburgh say women using it when not entirely necessary should think again.

但爱丁堡大学的研究者称，在不是完全必要时妇女应该三思后再使用。

When necessary, they can focus it like a laser beam; when not, creative types immediately recharge their batteries.

有必要时，他们就能像激光一样专注；没必要时，富有创意的人就会立刻开始充电。

One group was asked to seek out an interaction with its waiter, the other, to speak only when necessary.

一组人被要求寻找与服务员互动的机会；另一组人则被要求只在必要时说话。

Mother. Not for a little while, Betty. Just now you must watch the porridge, and stir it when necessary.

得等一会，贝蒂。你现在必须看着粥锅，需要搅拌搅拌。

Or when necessary, to influence our future behavior so that we act more in accordance with our statistical profiles.

或者在有必要的情况下，来影响我们的未来的行为，所以我们会更加按照我们的数据文件进行活动。

Finally, learn to be flexible and adapt when necessary.

最后，学会灵活应变并在必要时进行调整。

And when necessary, the radar and communications equipment allow humans to remotely pilot the ship from a land-based control room.

必要时，雷达和通信设备允许人类从陆基控制室遥控该船。

So this technique should only be used when necessary.

所以这种技术应该只在必要的时候使用。

Good meds, depression meds when necessary.

好药，必要时抑郁药。