Dipropylamine
[化] 二丙胺
🗣️ 情景例句
In every marriage,
婚姻中，
My native language is Chinese.
我的母语是汉语。
When you place a sheet of paper in a fax machine, the machine reads the writing on the page and changes the shapes of letters into electronic signals.
当你把一张纸放进传真机里，机器就会"读"纸上的字迹，把字的形状变为电子符号。