Duality principle
[计] 对偶原理
🧩 词语组成解析
n. 二元性\\n[化] 二象性; 双偶性
🗣️ 情景例句
It's meant to be.
命该如此。
Yes, she's free then.
可以，她那时有空。
He had been the first to turn a telescope to the sky,
他是第一个把望远镜对准天空的人，