Formamine
甲醛胺, 六亚甲基四胺
🗣️ 情景例句
But with only one more year to go, you would be well-advised to finish.
可是只剩下一年了，你要是明智的话就应该学完。
You can tell.
看得出来。
I would like to ask you about some stamps.
我想问问有关一些邮票的事。