| 1. | And hence the mean lifetimes of the two brands of engines are equal .
也就是说，两种牌号引擎的平均寿命是相等的。 |
| 2. | We can not know the average longevity until we contact other civilizations .
我们在接触到其他文明世界以前是无法知道平均寿命的。 |
| 3. | We would report that the mean life of the company's batteries is 36 months .
我们可以向经理报告，该公司所产电瓶平均寿命是36个月。 |
| 4. | The problem concerns the average lifespan of civilization advanced enough to be capable of such communication .
问题在于延长文明的平均寿命，才能适应这样的通信。 |
| 5. | My average life is 18 months, during which i change from a crisp bill to a limp rag with broken edges and turned corners .
我的平均寿命是18个月，在此期间我从一张挺括的纸币变成一张软绵绵的边也坏了，角也折了的破票子。 |
| 6. | Ethical thinking for prolonging human average life
人类平均寿命延长的伦理思考 |
| 7. | Eighty years constitute a longer - than - average lifetime
八十岁高于平均寿命。 |
| 8. | Span for the nominee group was just over 76 years
提名者小组的平均寿命略高于76岁。 |
| 9. | Which country has the highest life expectancy
哪一国家人民平均寿命最高？ |
| 10. | High luminous efficacy , average life - span 8000 hrs
高光效，长寿命，平均寿命长达8000小时。 |
