Ultrafilter
n. 实验室中使用的高度精密过滤器\\nv. 用过滤器过滤
🗣️ 情景例句
We have a mideweek special. It's 12 dollars a day, 12 cents a mile, plus gas.
我们从星期二到星期四都有特价。一天12元,每英里加12分,含汽油在内。
Doesn't that garbage smell nasty?
你没有闻到那垃圾有股怪异的气味?
You can kill two birds with one stone.
一举两得。
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