Fhsas
(FHSA 的复数) 联邦危险物品法案（federal hazardous substances act）
🗣️ 情景例句
Well, glad to meet you.
是吗，很高兴认识你。
I'd like to speak to Mr. Jack.
我要和杰克先生讲话。
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！