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
I'd really like to pick up Grandpa at the railroad station.
我真想去火车站接爷爷。
I'm stuffed.
好饱！
Tom said that he was feeling ill.
汤姆说他不舒服。