| 1. | Her original investment had increased twofold .
她原先的投资额已增至两倍。 |
| 2. | The radiative effect of increased cloud is twofold .
云的增加对辐射有两方面的影响。 |
| 3. | The value of the new coordinate systems and surfaces is twofold .
新坐标系和坐标曲面的价值是双重的。 |
| 4. | Fear is twofold .
恐惧是有两重性的。 |
| 5. | In this country there is about a twofold difference in mortality for areas of high atmospheric pollution compared with the smoke-free rural areas .
在这个国家，大气高度污染的地区与没有烟尘的乡村比，死亡大约有两倍的差异。 |
| 6. | Its effect on the subsequent operation is twofold
它对后面操作的影响是双重的： |
| 7. | The perceived benefit of this paradigm is twofold
通过这个范例所认识到的好处有两个： |
| 8. | The price of tvs are twofold down over these years
近几年来，电视机的价格下降了两倍。 |
| 9. | In both cases , the goal is twofold
在这两种情形下，目标是双重的。 |
