| 1. | Clay contains available nutrient elements .
粘土会有有用的营养元素。 |
| 2. | I have a useful contact in new york .
我在纽约有个有用的人可以联系。 |
| 3. | They were discarding something useful .
他们丢掉了某些有用的东西。 |
| 4. | It is useful to think classically .
根据经典的观点来思考问题是有用的。 |
| 5. | His article contains much that is useful .
他的文章里有很多有用的东西。 |
| 6. | Polymers are fabricated into useful articles .
聚合物加工成有用的制品。 |
| 7. | You will find both of them most helpful .
你会发现他们两人都是挺有用的。 |
| 8. | The finite-element method is the most versatile .
有限元法是最有用的方法。 |
| 9. | I gave that very useful person to the world .
我向社会贡献了这个有用的人。 |
| 10. | She never told me anything important .
她从不告诉我有用的事。 |
