Walther's ducts
[医] 瓦尔特氏管, 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
No doubt about it.
毫无疑问。
I will be leaving the hospital in February.
我将在二月份出院。
I mean powder that is made from fish, blood and bone.
我是指用鱼、血和骨头制成的粉末。