Biopalina
核糖霉素
🗣️ 情景例句
What's the exchange rate today?
今天的兑换比率是多少？
Our stock of this commodity is limited, please place your order without delay.
我方此类商品的存货有限，请尽快订货。
When did they live there?
他们什么时候住在那儿？