Mach number
[化] 马赫数
🧩 词语组成解析
Mach
[[mæk]]
n. 马赫数, 马赫\\n[计] 机器检查
🗣️ 情景例句
Chileren should learn about the great accomplishments of their nation.
孩子们应该了解自己国家的伟大成就。
One father is more than a hundred schoolmasters.
一个父亲胜于一百个教师。
Jim ran very fast, but Yu Yan from Class 1 ran faster. He began to catch up with Jim.
吉姆跑得非常快，但是1班的余延跑得更快。他开始赶上吉姆。