Ferroprotoporphyrin
亚铁原卟啉, 亚铁血红素
🗣️ 情景例句
Really?
真的吗？
I'm sorry. I don't get what you're driving at.
抱歉，我不明白你的意思。
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。