ozone

He sniffed the fresh morning air.

他吸进早晨的新鲜空气。

Fresh air is beneficial to one's health.

新鲜空气有益于健康.

She took a deep Breath of fresh air.

她深深的吸口新鲜空气。

Your body needs fresh air.

你的身体需要新鲜空气。

open the window to admit air

打开窗放进新鲜空气

Please open the window and let in some fresh air.

请打开窗透透新鲜空气。

I want a whiff of fresh air.

我要吸一口新鲜空气。

imbibe fresh air, knowledge

吸入新鲜空气、 接受知识.

Fresh air cleans the blood.

新鲜空气能净化血液。

We inhaled the fresh air.

我们呼吸新鲜空气。

Fresh air is conducive to health.

新鲜空气有利于健康。

a device that introduces fresh air or expels foul air.

导入新鲜空气排出污浊空气的装置。

When I have free time, I often go to the country for fresh air.

我一有空就到乡下去呼吸新鲜空气。

(of a room)without fresh air;stuffy

（指房间）没有新鲜空气的,不通气的

the act of supplying fresh air and getting rid of foul air.

加进新鲜空气把恶劣的气体排出去。

The fresh-air inlet was usually the crankcase breather cap.

新鲜空气进口一般是曲轴箱通气盖。

The sky is clean and the air is so fresh.

天空晴朗，空气新鲜。

It is not very cold. The air is fresh today.

不太冷，今天空气较新鲜。