Upflow filter
[化] 上流过滤器
🧩 词语组成解析
vi.向上流
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
Those were great days and we were very happy.
那些日子美好极了，我们过得很幸福。
There's nothing to it.
这没有什么啦。
When she reached home, her mother asked:Have you got everything?
“你东西买齐了吗？”