the smallest particle of a chemical element that can exist 原子 the splitting of the atom 原子的分裂 Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water. 两个氢原子和一个氧原子结合组成一个水分子。 The scientist Ernest Rutherford was the first person to split the atom. 科学家欧内斯特·卢瑟福是第一个分裂原子的人。 positively charged atoms 带正电的原子
Oxford Collocations Dictionaryadjective- charged
- unstable
- carbon
- …
- split
- bomb
Word Originlate 15th cent.: from Old French atome, via Latin from Greek atomos ‘indivisible’, based on a- ‘not’ + temnein ‘to cut’.