Fhsa
联邦危险物品法案（federal hazardous substances act）
🗣️ 情景例句
How is this meat dish prepared?
这道肉菜是怎么做的？
I couldn't believe my ears.
我真的不敢相信。
I hope to conclude some business with you.
我希望能与贵公司建立贸易关系。