Propterygium
[医]前鳍（软）骨
🗣️ 情景例句
Let's all just enjoy this wonderful place
让我们大家就来享受这个美妙的地方
First come, first served.
捷足先登。
It has never been explained why university students seem to enjoy practical jokes more than else.
谁也弄不清为什么大学生好像比任何人都更喜欢恶作剧。