Dual variable
[计] 对偶变量
🧩 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
What I'm trying to say ...
我想说……
Better some of a pudding than none of a pie.
聊胜于无。
For a few hours, you settle back in a deep armchair to enjoy the flight.
几小时之内，你躺在扶手椅上，享受着旅途的欢乐。