Optical filter
[计] 滤光器\\n[化] 滤光片
🧩 词语组成解析
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
May I speak to the head of the household?
我可以请户主听电话吗？
I ask him to wait a few minutes.
我要求他等几分钟。
It's black. It's a black car.
是黑色的，一辆黑色的车。