| 1. | There is a stable ground state of the atom .
原子有一个稳定的基态。 |
| 2. | An atom contains a tiny heavy nucleus .
一个原子含有一个微小而重的核。 |
| 3. | The electron is not very tied to the atom .
电子受原子的约束不那么紧。 |
| 4. | Waves emanate from the same atom source .
波是由同一原子辐射的。 |
| 5. | He didn't know that the atom bomb would work .
他不知道原子弹能解决问题。 |
| 6. | In covalent bonding, atoms share electrons .
在共价键联中，原子共有电子。 |
| 7. | Atom number eight is called oxygen .
原子序数为8的物质叫做氧。 |
| 8. | These atoms are grouped into molecules .
这些原子集合成分子。 |
| 9. | These atoms are highly reactive .
这些原子有较高的反应活性。 |
| 10. | The explosion of atom bombs gives out a good heat .
原子弹爆炸产生很大热量。 |
