| 1. | He tried to do away with the obsolete regulations .
他试图废除过时的规则。 |
| 2. | This kind of weapon is obsolete .
这种武器早已过时。 |
| 3. | All the time i'm thinking, we are all obsolete .
我无时无刻不在想，我们都跟不上时代。 |
| 4. | The typewriter is obsolete .
这架打字机老掉牙了。 |
| 5. | It was an obsolete thing, and few cared to study it .
它本是一件老朽陈腐的东西，很少有人愿意去研究它。 |
| 6. | It cannot be said that air attack has rendered the battleship obsolete .
不能说飞机的攻击淘汰了战列舰。 |
| 7. | Today's competition renders obsolete huge chunks of what we know .
今天的竞争使得我们的大部分知识变得陈旧了。 |
| 8. | It became obsolete with the virtual abolition of imprisonment for debt in 1880 .
随着1880年负债监禁的彻底废除，它就失去了效用。 |
| 9. | An older unit, the lumen per square foot, or foot-candle, has become obsolete .
一种较老的单位是每平方米英尺的流明数，即英寸烛光，这种单位已经废除。 |
