pion
美['paɪɒn] 英['paɪɒn]
n. π介子
详细释义
n.(名词)- 【物】π介子
- 介子
- ｋ介子
- “介子”（前苏联被动式大气研究卫星）
英英释义
Noun- a meson involved in holding the nucleus together; produced as the result of high-energy particle collision
例句
用作名词(n.)- Two photons are created in the decay of the neutral pion.双光子是在中性兀介子衰变中产生的。
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