Thioethanolamine
硫代乙醇胺
🗣️ 情景例句
Can we? When?
行吗 ？什么时候？
Omelets are not made without breaking eggs.
有失才有得。
Byrd now knew that he would be able to reach the South Pole which was 300 miles away, for there were no more mountains in sight.
伯德这时知道他能够顺利飞抵300英里以外的南极了，因为前面再没有山了。