Union operation
[计] 合并运算, 合并操作
🧩 词语组成解析
🗣️ 情景例句
Go inside the Information Center.
到服务中心去。
I locked all the doors.
我锁好了所有的门。
Gesticulating wildly, the man acted as if he found my offer outrageous, but he eventually reduced the price to $10.
那人激动地打着手势，仿佛我的出价使他不能容忍。但他终于把价钱降到了10英镑。