| 1. | Her original investment had increased twofold .
她原先的投资额已增至两倍。 |
| 2. | It grows twice as fast as the second colony .
它增长的速率是第二个群体的两倍。 |
| 3. | The statue is twice life-size .
该雕像大小为实体的两倍。 |
| 4. | It involves more than twice the necessary exertion .
这使得他们所用的力量是必需的两倍。 |
| 5. | Ten is the double of five .
十是五的两倍。 |
| 6. | If sufficient trap is added, it may double the rate .
如果加入足够的捕捉剂，速度便可增加两倍。 |
| 7. | In asia total public expenditures tripled during the 1960s .
60年代，亚洲国家用于教育的开支增加了两倍。 |
| 8. | They want to treble harper ＆ grant's business over the next few years .
他们想今后几年内使哈珀-格兰特公司的营业额骤增两倍。 |
| 9. | The sum of all the degree is 24, an even number, which is twice the number of edges .
所有次数的和是24，是个偶数，它是边数的两倍。 |
| 10. | This was compounded by the doubling and redoubling in the size of armies and navies .
陆军和海军两倍、三倍地扩充规模，更是火上加油。 |
