Bufexamac
[化] 丁苯羟酸; 丁苯乙肟
🗣️ 情景例句
But first, I think we should take a moment
不过首先 我想我们应该用一两分钟
Over 5,000 hours of work went into this software, and today it's my privilege to bring it to you.
这种软件的研制超过5000工作小时，今天我很荣辛地向你们展示它。
It's a pencil-box.
一只铅笔盒