Porphobilin
[医] 卟吩胆色素
🗣️ 情景例句
She had to work her way through law school.
她必须半工半读学法律。
Do you have an extension?
你有分机吗？
There's no need to be worried. We're both fine.
没有必要嘛。我们两个都挺好。