| 1. | Rees comprise seventeen elements in all
我国稀土资源丰富，储量居世界首位。 |
| 2. | About 800 twisters sweep through the us every year , more than anywhere else in the world
每年约有八百多次龙卷风席卷美国，居世界首位。 |
| 3. | China has the largest foreign exchange reserves in the world , worth over a trillion dollars
中国的外汇储备居世界首位，超过一万亿美元。 |
| 4. | By 2015 its research scientists and engineers may outnumber those of any other country
到2015年，中国科研人员和工程师的数量将居世界首位。 |
| 5. | Since 2004 , 61 people in indonesia have died from bird flu , the highest tally in the world
自2004年以来，印尼已经有61人死于禽流感，居世界首位。 |
| 6. | O hare international airport 686 - 2200 handles more passengers than any other airport in the world
欧黑尔国际机场773 686 - 2200人流量居世界首位。 |
| 7. | The divorce rate in the united states is the highest in the world . one out of every three marriage ends in divorce
美国的离婚率居世界首位。三分之一是以离婚结束的。 |
| 8. | Abstract : the production of china s welding materials is the highest in the world , but the quality is not good
文摘:目前我国焊接材料产量已居世界首位，但还存在不少问题。 |
| 9. | The storage and the grade of pyrite in yunfu rank the first in the world , hence it is reputed as the capital of sulfur
云浮硫铁矿储量、品位均居世界首位，被誉为“硫都” 。 |
| 10. | In 2002 , the quantity of really utilized fdi amounted to 52 . 7 billion us dollars , which ranked the first in the world
2002年，我国实际利用外国直接投资额达527亿美元，居世界首位。 |
