| 1. | The duration of the life round of a housefly is approximately ten days. |
| 家蝇的生命周期约为10天。
|
| 2. | A human being contains [has] approximately 50 trillion cells. |
| 人体内大约有50万个细胞。
|
| 3. | The fires were now alight across a circle with a radius of approximately fifteen kilometers. |
| 火势现在蔓延到方圆约15公里的地区。
|
| 4. | I can only say approximately . |
| 我只能说个大概。
|
| 5. | We must conclude from the work of those who have studied the origin of life, that given a planet only approximately like our own, life is almost certain to start. |
| 根据研究生命起源的人们所作的工作，我们必然会得出这样的结论：如果设想有一颗行星和我们地球的情况基本相似，那几乎肯定会产生生命。
|