H-r diagram
＝Hertzsprung-Russell diagram
🧩 词语组成解析
🗣️ 情景例句
You ought to think about spending more time with Michelle
你应当考虑多花点时间陪 Michelle
Knowledge advances by steps not by leaps.
知识的获得是循序渐进而不是突飞猛进的。
No, that's not my bike.
不，那不是我的自行车。