Pfoa
[医][=Perfluorooctanoic acid]全氟辛酸
🗣️ 情景例句
I'll need a few minutes to check over my notes again.
我再需要几分钟来核对一下我的笔记。
To research the graph
研究曲线图
Well done, Wei Hua! Thank you, said Miss Zhao. I think it's time for us to start the lesson now.
“说得很好，魏华！谢谢，”赵小姐说，“我想现在该是我们学习课文的时候了。”