🗣️ 情景例句
Dad! Grandpa! He fell in!
爸爸， 爷爷， 他掉下去了。
Our new product line has been very successful. We've expanded the factory twice this year already.
我们新的生产线非常成功，我们今年已把工厂扩展了两倍。
When did you last go to the seaside?
你上一次是什么时候去海滨的？