Duality
n. 二元性\\n[化] 二象性; 双偶性
📖 牛津释义
duality
[U]
n.
🗣️ 情景例句
Thanks, Mom.
谢谢 ，妈妈。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
No, it's open. It closes at six.
不，还没关。六点才关门。