Knudsen number
[化] 克努森数
🧩 词语组成解析
n. 努森（M·H·C, 1871-1949, 丹麦物理学家）
🗣️ 情景例句
I like the color. She looks good in blue.
我喜欢这颜色。她穿蓝色的很好看。
You can count on me.
包在我身上。
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。