Fhsa
联邦危险物品法案（federal hazardous substances act）
🗣️ 情景例句
When you have a business meeting in the United States, come to the appointment on time.
当你在美国有商务会晤时，一定要按时赴约。
I'd like to speak to Mr. Jack.
我要和杰克先生讲话。
The circle dance seemed to communicate news of food.
圆圈舞蹈好像是传递食物信息。