Momet
乐章
🗣️ 情景例句
Exploring outer space is a challenge to mankind.
探索外层空间是一项向人类发出的挑战。
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
What time will the next train leave?
下一班火车什么时候开？