Commutative operator
[计] 交换算符
🧩 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
Ah, Richard, Marilyn, I want you to meet John O'Neill.
啊 Richard Marilyn 我向你们介绍John O'Neill。
You'll hurt yourself, if you don't take care.
你不专心的话，就会伤到你自己。
'I've been coming up here night after night for weeks now.
“好几个星期了，我天天夜里到钟楼上来。