Pdk
[医][=primary dog kidney]原代狗肾（细胞）
🗣️ 情景例句
It's OK, lady. Take your time.
没关系， 太太。慢慢来。
What a sauce for the goose is sauce for the gander.
不分畛域，一样对待。
Yes, very hard. Years of hard work, very little food, only a small cold room to live in and never a moment's rest.
是的，境况很不好。多年劳累，食不果腹，斗室寒舍，从无休息。