Union operation
[计] 合并运算, 合并操作
🧩 词语组成解析
🗣️ 情景例句
But there's the old community center on Elm Street.
但是在Elm街有一个旧的社区中心。
You're bound to feel that way at first, I guess.
我想，一开始都会有这样的感觉。
I'm afraid I don't have it any more. I sold it last week.
我恐怕是没有了，上星期我把它卖掉了。