Union operation
[计] 合并运算, 合并操作
🧩 词语组成解析
🗣️ 情景例句
These files are highly confidential, please store them properly.
这些文件是高度机密的，请妥善保存。
What would you like to eat?
你想吃什么？
He is heavily insured against death.
他给自己投了巨额的人身保险。