Biosecurity
生物安全
🗣️ 情景例句
I want to thank all of you for coming here tonight.
我非常感谢你们大家今天晚上的赏光。
I was listening to the radio.
我正在听收音机。
Use this treatment twice a day for a week. And another thing, at the end of the week, throw the frozen peas away. They won't be fit to eat.
一天治疗两次，一周为一个疗程。还有，一周以后要把冻豌豆扔掉。它们不能吃。