Commutants
换位矩阵
🗣️ 情景例句
What's the difference? No one will ever find out.
有什么两样？没有人会发现。
Fire proves gold, adversity proves men.
烈火显真金，逆境识英雄。
She loves her work because she loves books.
她热爱自己的工作，因为她喜爱图书。