Rayleigh number
[化] 瑞利数
🧩 词语组成解析
n. 瑞利（姓氏）；雷利（极光和夜天光的发光强度的单位）
🗣️ 情景例句
No. She's at work now.
不在，她正在上班。
In university, students are trained to become teachers and engineers.
大学的学生被训练成为教师和工程师。
As soon as he had finished, Jenny told him she wanted to go home.
他刚一讲完，珍妮就对他说她要回家。