Ethavas
乙基罂粟碱
🗣️ 情景例句
Which band of College English Test have you passed?
大学英语考试过了几级？
How far is it from here to the bus stop?
到公共汽车站有多远？
Hi, Lucy! Are you free tomorrow night?
你好，露茜！明天晚上你有空吗？