Etherifying
vt. 醚化
🗣️ 情景例句
Sit down, sit down.
请坐， 请坐。
A fool can ask more questions than seven wise men can answer.
一愚发问，七智结舌。
and is still non-existent in a number of 'civilized' nations.
今天，在许多文明国家里，义务教育迄今尚未实行。