Permutation symbol
[计] 置换符号
🧩 词语组成解析
permutation
[ˌpə:mju(:)'teiʃən]
n. （一组事物可能的一种）序列，排列，排列中的任一组数字或文字;
🗣️ 情景例句
How long does it take you to get through a letter?
你写一封信要花多少时间？
Nothing can shake the basis for my belief.
任何东西都动摇不了我信念的基础。
Those who never have to move house become indiscriminate collectors of what can only be described as clutter.
那些从来不必搬家的人们成了一种无所不容的收藏家。他们专门收藏那些只能被称作杂货的东西。