Ethylpentane
乙基戊烷
🗣️ 情景例句
I have a ticket, I know.
我知道我有车票。
Just a minute, please.
请等一下。
Jim ran very fast, but Yu Yan from Class 1 ran faster. He began to catch up with Jim.
吉姆跑得非常快，但是1班的余延跑得更快。他开始赶上吉姆。