Ptb
[医][=partial-thickness burn]部分皮层烧伤，非全层皮肤烧伤
🗣️ 情景例句
His silence made me suspicious.
他的沉默引起我的猜疑。
Did you give it to him yourself?
你自己亲自交给他吗？
Number 13 buses run much more frequently, don't they?
13路车跑得更勤，是不是？