Scarpa's triangle
[医] 斯卡帕氏三角(股三角)
🧩 词语组成解析
🗣️ 情景例句
I'm sorry you have to leave so soon.
很遗憾你不能多呆会儿。
She regrets that she hurt your feelings.
他后悔伤害了你的感情。
He knows English better than I.
他比我懂英语。