Air purity
[机] 空气纯度
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
🗣️ 情景例句
I would like to tell you more about it.
我很乐意向你说得更详细一点。
To negotiate the agreement
商议同意
They sighed and cried out for more water, but food and water were only given out once a day.
他们叹息着，嚷着要水喝，而水和食物每天只发放一次。