Pentylamine
[機(jī)] 正戊氨
??? 情景例句
She tore up all the letters he had sent her.
她把他寫(xiě)來(lái)的信全撕了。
It's only a suggestion, you don't have to take it.
這只是一個(gè)建議，你可以不聽(tīng)。
I think that the doctor had better see you.
我想最好請(qǐng)醫(yī)生來(lái)給你看一下。