| 释义 |
positron positron /ˈpɒz.ɪ.trɒn/ aep /ˈpɑː.zɪ.trɑːn/ noun [C] SPECIALIZED ► F0 an extremely small piece of matter with a positive electrical charge, having the same mass as an electronThesaurus+: ↑Electricity and electronicsThesaurus+: ↑Atoms, molecules and sub-atomic particles |