H-r diagram
＝Hertzsprung-Russell diagram
🧩 词语组成解析
🗣️ 情景例句
Well, why didn't you tell me?! Now, what's the restaurant's address?
那你为什么不早告诉我？餐厅的地址是？
In fifty years there'll be twenty people per square yard, it is written here.
这里写着，再过五十年每平方码将要住着20人的人口密度。
'May I have two tickets please?' I asked.
“我可以买两张票吗？”