Oxycholesterol
羟胆甾醇, 羟胆固醇
🗣️ 情景例句
You were right and I was wrong. I apologize.
你是对的， 我错了。 我道歉。
She is very well, thank you.
她很好，谢谢。
OK. Please sit down over there.
好，请坐吧！