🗣️ 情景例句
Why are you crying?
你为什么哭？
In universities,students train to become teachers and engineers.
在大学里，学生们被训练成为教师和工程师。
So archaeologists have neither history nor legends to help them to find out where the first 'modern men' came from.
于是，考古学家们既缺乏历史记载，又无口头传说来帮助他们弄清最早的“现代人”是从哪里来的。