Rarefying
v. 使稀薄( rarefy的现在分词 ); （思想等）精炼; 使纯化; 使变得精妙深奥
✅ 同义词
🗣️ 情景例句
Where'd you spend your vacation?
你在哪儿度的假？
I wrote music scores last night.
我昨晚在写歌谱。
The inspector then asked the old lady to try to check what was missing by the next day and advised her not to stay alone in the flat for a few nights.
巡官请老妇人在次日之前设法查清丢了些什么，并劝她几夜之内不要独自一人在公寓过夜。