Ethanal
乙醛
🗣️ 情景例句
I'm sure Rita Mae will understand
我相信Rita Mae会理解的
I asked him to do it for me, but he wouldn't.
我请他帮我做，但是他不肯。
When you type a letter, the writing appears on a screen in front of you and is recorded onto a computer disk.
当你打一封信时，字迹出现在你前面的屏幕上并顾在电脑的磁盘里。