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
and he doesn't get to use it.
却又用不上。
The chances for a promotion look really good, but before I get too old I want to see the world.
提升的机会确实无可挑剔,但是在我变得太老之前,我想去看看世界。
It was simply a blank sheet of paper.
而是一张白纸。
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