Parity conservation
[化] 宇称守恒
🧩 词语组成解析
🗣️ 情景例句
Well, thank you.
好，谢谢。
What part of the world do you come from?
你从世界的哪部分来的？
He investigates complaints large and small that come to him from all levels of society.
他听取社会各阶层的各种大小意见，并进行调查。