Fhsa
联邦危险物品法案（federal hazardous substances act）
🗣️ 情景例句
I'm not sure I get your point.
我恐怕没听懂你的意思。
She looks so pale, she must be ill.
她脸色很苍白，一定病了。
It certainly is.He'll be her sixth husband!
当然啦。他将是她的第6个丈夫！