Duality
n. 二元性\\n[化] 二象性; 双偶性
📖 牛津释义
duality
[U]
n.
🗣️ 情景例句
May I have a bus map, please?
请给我一份公共汽车路线图好吗？
Hey, we meet again!
嗨！ 我们又见面了。
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，