| 1. | Cavities in teeth are caused by decay . 牙齿上的空洞是由龋蚀造成的。 |
| 2. | The theory of alpha decay utilizes this model . 衰变理论用了这种模型。 |
| 3. | Further energy is given off in their decays . 在它们蜕变时又放出一些能量。 |
| 4. | Otherwise, decay process is forbidden . 如果不是这样,就不会发生这样的衰变。 |
| 5. | All my decay has taken place upon a child . 我所有的毛病都源出于我的孩子气。 |
| 6. | No connection between simplicity and decay appears . 基本性与衰变之间没有联系。 |
| 7. | An odor of decay killed the fragrance of early spring . 腐烂的气味驱散了早春的芳香。 |
| 8. | The parent uranium has been partitioned from its decay products . 铀母体与其衰变产物分离。 |
| 9. | Some utensils were in a state of decay when they were unearthed . 有些器皿在出土时已经残破。 |
| 10. | Each civilization is born, it culminates, and it decays . 各种文明都要经历诞生、鼎盛和衰亡。 |