Union operator
[计] 合并操作符
🧩 词语组成解析
🗣️ 情景例句
He sees her often but doesn't want to get too involved.
他常与她来往，但不愿用情太深。
No. Forget about it. It's not important.
哪儿的话，别提这件事了，那不算什么。
A pilot noticed a balloon which seemed to be making for a Royal Air Force Station nearby.
一个飞行员发现了一只气球，它像是正飞往附近的一个皇家空军基地。