Pmbl
[医]原发性纵隔B细胞淋巴瘤
🗣️ 情景例句
We've known each other since we were children.
我们从小就认识。
A man without a smiling face must not open a shop.
人无笑脸，不要开店。
What are you doing, Mum?
妈妈，你在干什么？