Beo
abbr. 丁炔二醇乙氧基化物（butynediol ethoxylate）；宴会活动定单（Banquet Event Order）
🗣️ 情景例句
Please come in, Mr. Wilson.
请进，威尔逊先生。
She passed her competitive examination not without difficulty.
她好不容易才通过了答辩考试。
We had it after school.
我们放学后开的。