Duality
n. 二元性\\n[化] 二象性; 双偶性
📖 牛津释义
duality
[U]
n.
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
English has become an international language.
英语已经成为一门国际语言。
Let's see what we can substitute.
我们来想看看有没有什么可以代替的。