Fhsa
联邦危险物品法案（federal hazardous substances act）
🗣️ 情景例句
An economic recession now seems more than likely.
现在看来，经济衰退的可能性相当大。
I say little but I think the more.
我说得少，但我想得多。
When the balloon was over the station, the pilot saw one of the men taking photographs.
当气球飞临基地上空时，飞行员看见有一个人在拍照。