Roughing filter
[医] 粗滤池
🧩 词语组成解析
[化] 初步加工
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
My vacation was terrible, it rained the whole time.
我的假期简直糟透了，整天都在下雨。
The law is not the same at morning and at night.
早上的法令跟晚上的不一样；朝令夕改。
Perhaps more than half a year.
大约半年多吧。