| 1. | They lack the motivation to study .
他们缺乏学习的积极性。 |
| 2. | They are empty of credibility , and motivation .
他们缺乏真实性，缺乏一种行为的动机。 |
| 3. | His major worries were communication and motivation .
他主要的忧虑还是沟通和激励的问题。 |
| 4. | These two motivations are still the major driving forces .
这两种动机至今仍然是一种主要推动力 |
| 5. | They shared a skeptical assessment of soviet motivations .
他们都以怀疑的态度看待苏联的背后动机。 |
| 6. | The motivations are only one class of determinations of behavior .
动机只是决定行为诸因素中的一种。 |
| 7. | They are empty of humanity, credibility, and motivation .
他们缺乏人性，缺乏真实性，缺乏一种行为的动机。 |
| 8. | There is some kind of service motivation which keeps on after me .
我只感到有某种愿意服务的思想追随着我。 |
| 9. | Another motivation was the desire to secure the truth of mathematics .
另一个动机是想要保证数学的真实性。 |
| 10. | The result is that most workers still feel little motivation to excel .
其结果是，大多数工人依然缺乏应有的劳动热情。 |
