Bursa
n. 囊, 黏液囊\\n[医] 囊, 粘液囊, 伞(昆虫)
🗣️ 情景例句
No.
没有。
Did everyone you invited show up?
你邀请的人都来了吗？
but custom, we have a way of thinking, is behaviour at its most commonplace.
至于风俗呢，只是些司空见惯的行为而已。