Ibit
氧碘鞣酸铋
🗣️ 情景例句
I think I'll need your expert assistance this afternoon.
我想，我今天下午需要你专业的协助。
I meet the boy whose aunt is a stewardess.
我遇到那个男孩的姑妈是空中小姐。
She spelled out for me the things that the teachers taught.
教师所教的东西，她都为我拼写出来。