Catecholtannins
儿茶酚丹宁
🗣️ 情景例句
But next time, please ask me in advance to make a speech.
不过下一次请事先通知我一声要做演讲喔。
No one can call back yesterday.
往日不复返。
Shall I keep him away from school?
我是否要他不去上学？