Ethynodiol
[化] 炔诺醇
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
First, I coundn't keep up with all the paperwork at the office.
首先我应付不了办公室的文书工作。
Are there any boats in the picture?
画里面有船吗？