| 1. | Water may serve as a type of instability . 水可以作为不稳定的象征。 |
| 2. | The hydroperoxides are unstable compounds . 氢过氧化物是不稳定的化合物。 |
| 3. | These arrangements tend to be unstable . 这些协定都是不稳定的。 |
| 4. | This isle was then floating and unstable . 这座小岛漂浮在水面上并且不稳定。 |
| 5. | Non-resistant materials are common . 不稳定材料能经常见到。 |
| 6. | Such physical entanglements are usually labile . 这种物理缠结往往是不稳定的。 |
| 7. | British guiana, however, was a marginal problem . 可是,英属圭亚那仍然极不稳定。 |
| 8. | An uneasy truce prevailed . 一种不稳定的休战状态出现了。 |
| 9. | George's voice came out strangely high and unsteady . 乔奇的声音高得出奇,但不稳定。 |
| 10. | Trends promoted in developing nations remain unbalanced . 发展中国家的发展趋势也是不稳定的。 |