H-r diagram
＝Hertzsprung-Russell diagram
🧩 词语组成解析
🗣️ 情景例句
Oh, please come in.
噢 请进来。
That's an exaggeration!
太夸张了！
Mum or dad, of course, provide a regular supply of pocket money, but uncles and ants are always a source of extra income.
爸爸妈妈当然经常给孩子零花钱，但是，叔舅婶姨也是孩子们额外收入来源。