Warm air can hold way more water vapor than cold air can.

与冷空气相比，暖空气可以保留更多的水蒸气。

The air can stay warmer longer too.

空气也可以保持更长时间的温暖。

Microscopic particles in the air can affect breathing and cause other problems.

空气中的微粒可影响呼吸，并引发其他问题。

And the air can be topped up by using this mouthpiece.

并可以通过这个吹嘴来补充空气。

They are so close together that no air can get between them.

它们挨得太近，中间没空气了。

Air can be pumped from one side of a room to the other side.

空气可以从房间的一边抽到另一边。

Another option is to just leave the lid slightly ajar so the air can escape.

你还可以让盖子只盖一半，这样热气就可以出来了。

Asthma is when air can't get into your lungs and you have trouble breathing.

因空气无法到达肺部，造成呼吸困难。

This Blended air can be filtered is humidified breathed in by the patient and breathe out.

这种混合器会对空气进行滤然和加湿，让病人吸入和呼出。

In the strong cough, that air can travel at speeds close to the speed of sound.

剧烈咳嗽的过程中，空气流速接近于声速。

The more stripes they have, the more air can swirl around and cool a zebra down.

它们的条纹越多，空气就越能在周围旋转，从而使斑马降温。

In most homes during the winter, the air can be very dry because of heating systems.

在冬天，由于供暖系统的缘故，大多数家庭的室内空气可能会非常干燥。

Simply exhaling a breath of air can pacify negative feelings, giving you a sense of calm and control.

简单地呼出一口空气可以安抚负面情绪，给你一种平静可控的感觉。

These are porous molecular networks through which air can circulate. Their porosity gives them a huge surface area.

这些是多孔的分子网络，空气可以通过它们循环。它们的多孔性使它们具有很大的表面积。

The drones in the air can support their efforts logistically and hopefully save more lives in the process.

空中的无人机可以在后勤方面支持他们的工作，并有希望在这个过程中拯救更多的生命。

It's so thick, that not even air can penetrate it, so no oxygen can get into the soil.

它太厚实了，以至于空气无法透进去，所以氧气也就无法进入土壤。

Air can go into it, and then someone has to breathe in again 'cause you gotta keep breathing, right?

空气可以进入其中，然后人必须再次呼吸，因为你必须继续呼吸，对吗？

He and his team found that breathing polluted air can reduce a person's education level by about one year.

他和团队发现，吸入污染空气会导致人们的教育水平降低一年。

'The early morning air cannot be good for her'.

“清晨的空气对她不利” 。

Relative humidity is the amount of moisture that the air can hold.

相对湿度是空气可以容纳的水分含量。