Rarifies
vt. 使成精细；使变稀薄\\nvi. 变稀薄；纯化
🗣️ 情景例句
I cannot walk at that pace.
我不能以那种步速行走。
Patience is a flower that grows not in everyone's garden.
忍耐是朵花，并非人人园中都开发。
If the population keeps growing so quickly.
如果人口继续增长这么快的话。