Apjohnite
锰铝矾; 锰明矾
🗣️ 情景例句
Sorry, I have to say good-bye.
我不得不说再见了。
When it started raining, I was playing outside.
当雨开始下的时候，我在外面玩。
My parents want me to go abroad.
我父母想让我出国。