Ferroprotoporphrin
(=heme)正铁血红素
🗣️ 情景例句
Yes, I told Daddy to pick blue ones.
是的。我告诉爸爸选蓝色的。
Mr. Smith is still in his forties.
史密斯先生才四十几岁。
You've done very well. It's a pity you missed the sports meeting last week.
你学得不错嘛。很可惜，你错过了上周的运动会。