That's high temperatures for a specific amount of time.

那时内的高温。

And they receive information only at certain times.

他们仅仅会在时接收信息。

An engagement can be a single promise to be some place at a given time.

Engagement可以时到某地方的简单承诺。

A situation is what's happening at a certain time and place.

情境指在时和地点发生的事情。

Many animals 'breed' only at a specific time of a year.

许多动物只在一年的时“繁殖”。

And as they walked, the subjects had to estimate the distance of a specific date.

同时让受试者估计某时所代表的距离。

But they can also happen in a limited area and for a limited time.

但它们也可以发生在区域和时内。

Because 'at' is used when you indicate a specific time.

因为“at”在表示时时使用的。

We can also use the to talk about specific times of day.

我们还可以用“the”来谈论一天中的时。

That's a law that says you can't go outside at night after a particular time.

这条法律规，在时，不能在晚上外出。

It can also express that something happened before a specific time in the past.

它也可以表示在过去的某时之前发生的事情。

Could exercising at certain times help maximise our fitness goals?

在某些时锻炼可以帮助我们最大限度地实现健身目标吗？

For example, you can plan your activities for a specific period every morning or evening.

例如，可以把活动安排在每天早上或晚上的时段。

Use the simple past to talk about a finished action that happened at a specific time.

用一般过去时谈论在过去某时完成的动作。

But another might be to monitor decisions at certain times of the day.

但也可以用另一种方法，即在一天中的时段监控决策。

Responding to emails and making calls at certain times will set expectations with others.

在时回复电子邮件和打电话将会让他人对的期望明确。

It can be used all the time or set to come on at a specific time.

" 黑暗模式" 可一直打开，或在时启动。

Well, an exponential curve is a curve that doubles every certain amount of time, Vespignani says.

维斯皮纳尼表示，指数曲线在时增倍的曲线图。

The parents not only decide how much, they can block out specific times of day.

父母们不仅能决小孩看电视的时长，还能划出一天中的时。

So we use 'in' to indicate a specific time within a larger time frame.

所以我们用“in”来表示更大时范围内的时。