Astrospectrograph
天体摄谱仪
🗣️ 情景例句
Did you watch the football game between Manchester United and Arsenal last night?
昨晚你看了曼联对阿森纳的足球比赛吗？
I know the boy whose father is a college president.
我知道那个男孩的父亲是大学校长。
What happened?
发生什么事了？