H-r diagram
＝Hertzsprung-Russell diagram
🧩 词语组成解析
🗣️ 情景例句
Anything particular you want to know? Let me hear about it.
有什么特别问题你需要了解吗？说来让我听听。
He is eating a lot.
他吃了很多。
I don't like to be late. We begin classes at 8:00.
我不喜欢迟到。我们八点上课。