🗣️ 情景例句
Don't worry about it. It's nothing.
别担心，没事儿。
In my opinion, the product must be priced under $ 300.
就我的意见来说，产品价格必须订在300美元以下。
Were you in San Francisco at the time of the big earthquake in 1989?
1989年旧金山大地震时，你在那儿吗？