Pancaking
平坠着陆
🗣️ 情景例句
It's mostly young people who take part.
参加活动的绝大多数是年青人。
You should take the advice of your teacher.
你应该听老师的话？
and assuming such an automatic messenger picked up our first broadcasts of the 1920's,
假定外星人的这种自动化信息装置接收到了我们二十世纪二十年代的第一次广播信号，