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)
.
Noun:
-
a meson involved in holding the nucleus together; produced as the result of high-energy particle collision
- 1. 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.
来自辞典例句
- 2. During its brief existence, the pion carries momentum from one nucleon to the other.
- 在它短暂的存在期间内, 它将动量从一个核子带到另一个核子.
来自辞典例句
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。