Scarpa's triangle
[医] 斯卡帕氏三角(股三角)
🧩 词语组成解析
🗣️ 情景例句
Are all the classes within walking distance?
所有的教室都在步行范围之内吗？
Choose an author as you choose a friend.
选书如择友。
I'm very glad to hear that.
很高兴听你这样说。