Spacewatch
太空监视
🗣️ 情景例句
We must prepare ourselves to have a hard time.
我们必须准备过艰苦的日子。
Please try to be congenial and welcome the guests with a small.
请用笑脸愉快地迎接客人吧。
I'll be glad to do it.
我乐意为你们介绍。