Adventitious bursa
[医] 磨擦囊, 偶发性粘液囊
🧩 词语组成解析
adventitious
[,ædvɛn'tɪʃəs]
adj. 偶然的;外来的;<生>偶生的;后天的;
ad加强意+vent来到+itious...的 →advent来到+itious...的 →突然来到的 →偶然的
n. 囊, 黏液囊\\n[医] 囊, 粘液囊, 伞(昆虫)
🗣️ 情景例句
How are things with you?
一切都好吗？
Who is going to have dinner?
谁要来吃晚餐？
probably vertical, cliffs, and gentle sediment-covered terraces,
乃至垂直的峭壁和沉积物覆盖的缓和的阶梯地带，