Pdk
[医][=primary dog kidney]原代狗肾（细胞）
🗣️ 情景例句
Right. Would you give me room service, please?
好。请接房间服务部好吗？
I regard that man as lost, who has lost his sense of shame.
我认为，人丧失了廉耻就完了。
After he was arrested, the man admitted hiding in the box before the plane left London.
此人被逮捕后，承认他是在飞机离开伦敦前躲进箱里的。