Pdk
[医][=primary dog kidney]原代狗肾（细胞）
🗣️ 情景例句
Well, I suppose I've run out of excuses.
噢 我想我再也找不出籍口了。
It is an ill wind that blows nobody good.
使人人倒霉的风才是恶风；此失则彼得；害于此则利于彼；没有使所有的人都受害的坏事。
She was not especially pretty. But she was extremely bright.
她不是特别漂亮，但她极聪明。