Rarifies
vt. 使成精细；使变稀薄\\nvi. 变稀薄；纯化
🗣️ 情景例句
She wants to know
她想知道
I'm on a diet.
我正在节食。
'I was in my office as usual,' answered the Ambassador.
“我和往常一样，在办公室里，”大使回答说。