Air-filter
空气过滤器
🧩 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;
filter
['fɪltɚ]
n. 滤波器;滤光器;滤色镜;[化] 过滤器;
vi. 过滤;透过;渗透;
vt. 过滤;滤除;
🗣️ 情景例句
I did my thesis on Sino-American Business Relationship.
我做的论文题目是中美贸易关系。
I'm going to buy five pieces.
我要买五片。
Just a moment and I'll get you your change. (Look at the note.) Goodness me!
请等一下，我就给你找钱。（看了看钞票）哦，我的天哪·