| 释义 |
atomic theoryBrE /əˌtɒmɪk ˈθɪəri/ NAmE /əˌtɑːmɪk ˈθɪri/ , /əˌtɑːmɪk ˈθiːəri/ noun (chemistry化学, physics物理) the theory that all elements are made up of small particles called atoms which are made up of a central nucleussurrounded by moving electrons 原子论 |