Etheride
酰卤化物
🗣️ 情景例句
Have you ever held a secretarial position?
你曾当过秘书吗？
A man of words and not deeds is like a garden full of weeds.
空有言语而无行动的人，犹如杂草丛生的花园。
Tickets, please. May I see your ticket please, madam?
请出示车票。夫人，请问我可以看看你的车票吗？