Reynolds number
[化] 雷诺数
🧩 词语组成解析
n. 雷诺兹（姓氏）
🗣️ 情景例句
Yes?
怎么？
Please send your report to me at the office by Monday.
请于周一以前将报告送到我的办公室。
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。