Permutability
换排性, 转置性, 交换性
✅ 同义词
🗣️ 情景例句
We've got lots of ice cream.
我们有很多冰淇淋。
We are looking forward to seeing you again.
我们非常盼望再见到你。
Lucy and I go to school six days a week.
鲁茜和我每周上六天课。