Pdk
[医][=primary dog kidney]原代狗肾（细胞）
🗣️ 情景例句
Let me try to work something out.
让我想个办法。
He had to resign, to save face.
为了保全面子，他不得不辞职。
There are plenty of interesting places to visit.
那儿有很多游览胜地。