Commutative system
[计] 可交换系统
🧩 词语组成解析
a. 交替的, 交换的\\n[法] 交换的, 代替的, 互相的
🗣️ 情景例句
It does sound tempting.
听起来很诱人。
He likes playing the organ.
他喜欢拉风琴。
Come up these steps with me, please, and be careful.
请跟我走上这些台阶，请小心点。