Formamine
甲醛胺, 六亚甲基四胺
🗣️ 情景例句
I want to keep the after-school programs--
我要保存这些课外活动--
If you don't like it ,I wish you would say so.
如果你不喜欢，我想要你这样说。
Ah, it's a secret!
呵，这是个秘密！