Parity conservation
[化] 宇称守恒
🧩 词语组成解析
🗣️ 情景例句
Let me take you home first.
先让我送你回家吧。
Things unreasonable are never durable.
不合理的事不会持久。
She does, doesn't she! I read she's twenty-nine,- but she must be at least forty.
是的，谁说不是呢！我从报上看到她是29岁，但她一定至少有40岁了。