| 单词 | alpha particle |
| 释义 | alpha particle ˈalpha ˌparticle noun [C] SPECIALIZED ► F0 an extremely small piece of matter with a positive electrical charge, produced when a radioactive atom is broken down, usually in a nuclear reactionThesaurus+: ↑Atoms, molecules and sub-atomic particlesThesaurus+: ↑Radiation and radioactivity |
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