Pdk
[医][=primary dog kidney]原代狗肾（细胞）
🗣️ 情景例句
What a pleasant surprise running into you.
碰见你真是太棒了！
I'm certain he will be able to find the right place.
我肯定他会找到正确地点。
No, Jeanne, I wasn't ill. I know I look older than my age now. That's because of hard work-ten years of hard work.
没病，让娜，我没生过病。我知道我看上去比我的年纪要大些，那是因为劳累的缘故--10年的劳累呀！