Dual operation
[计] 对偶运算, 对遇操作
🧩 词语组成解析
dual
['dju(:)əl]
adj. 双的，两部分的，二体的，二重的;
n. 双数;双数词;
🗣️ 情景例句
Yes. I do.
是的， 我有疑虑。
Don't put off till tomorrow what should be done today.
今日事，今日毕。
His looks are always funny.
他的样子总是滑稽可笑。