Pfoa
[医][=Perfluorooctanoic acid]全氟辛酸
🗣️ 情景例句
What are you doing?
在做什么？
How much is the interest a year?
每年利息多少？
Stories about people often attract far more public attention than political events.
常人轶事往往比政治事件更能引起公众注意。