Rivinus's ducts
[医] 里维纳斯氏管, 舌下腺小管
🧩 词语组成解析
n. 通风管道；管道（duct的复数）
🗣️ 情景例句
What for?
为什么？
Every why has a wherefore.
事出有因。
She struck the keys too hard and two of the strings were broken.
她在击琴键时用力过猛，损坏了两根琴弦。