Bursae
n. 囊, 粘液囊( bursa的名词复数 ); [医]（单bursa）囊, 粘液囊
🗣️ 情景例句
Jack Wang? No, I don't think I know him.
杰克王？我想我不认识。
Ignorance is the mother of impudence.
厚颜无耻由于愚昧无知。
Thanks, Lucy.
谢谢，Lucy。