Brakes, tyres and roads all create tiny air borne particles as they wear out.

刹车，轮胎和道路在磨损时都会产生微小的空气颗粒。

Open the windows to let in some fresh air. / Open the windows to ventilate the room. / Open the windows and air the room (out).

把窗子打开，通通风。

The air leaked out of the balloon.

气球漏气了。

Air is leaking out of the balloon.

气球正在撒气。

As it was very hot, all the air-conditioners in the store were sold out in no time.

由于气温高，商店里的空调被一抢而空。

She hung her clothes up to air (out) before putting them away.

她把衣服搭起来晾干，然后收拾了起来。

It functions like an effective dehumidifier if you do not vent the warm exhaust air out through a window and its size is also the same as that of a room dehumidifier.

它像一个有效除湿功能如果你不发泄出来的热情排气窗其大小也是相同的房间除湿。

By moving more air out, you bring more air in. Allowing your breath to be fuller, deeper and more even helps you to optimize immunity and access spontaneous healing in your body.

通过呼出更多的空气，你吸入的空气也更多，这使你的呼吸越发的饱满深沉，有助于调节你的免疫力实现对你机体的自发治愈。

It is impossible to pump absolutely all the air out of a container and thus make a perfect vacuum (0Pa), but enough air can be pumped out to be effective.

完全抽出容器内的空气从而创造完美的真空（气压是0帕）是一件不可能的事，但是，抽出足够的空气创造真空是有效的。

Fishes breathe air as we do, but it is the air which is mixed with the water. The fish draws this air out of the water by its gills.

金鱼也跟人类一样呼吸空气, 不过呼吸的是溶解在水里的空气。金鱼是用鳃吸进水里的空气的。