您要查找的是不是：
- There is need for improvement in your handwriting. 你的书法需要改进。
- There's been an overall improvement recently. 近来各方面都有所改进。
- We all hope for an improvement in the weather. 我们都希望天气好转。
- His health is showing signs of improvement. 他的健康状况显出好转的迹象。
- We can follow the history of life through the strata. 我们可以通过这一层层的地层跟踪生命的历史。
- The changes are an improvement in one way. 这些变从某种意义上说是一种进步。
- The equipment improvement was on the march. 设备改进工作正在进行中。
- They represent each society stratum. 他们代表各个社会阶层。
- There is still room for improvement. 还有改进的余地。
- The older strata gradually disintegrate. 较老的岩层渐渐风化。
- Housing improvement was the speaker's text. 改善住房是那位演讲人的题目。
- Painting the room yellow is a great improvement. 把这房间漆成黄色确实好多了。
- This town shows improvement in many directions. 该镇在许多方面都有改进。
- The older strata gradually disintegrated. 年代较久的地层逐渐崩解了。
- Our position is capable of improvement. 我们的地位可以改善。
- They do not constitute a separate class or stratum. 知识分子和青年学生并不是一个阶级或阶层。
- These strata, lying apparently in contact, are in fact abysmally separated. 这些表面上相触的地层实际上相隔很远。
- We shall be looking for an improvement in your work this term. 我们期待你这学期功课进步。
- To expose(rock strata)by erosion. 剥蚀因腐蚀而露出（石层）
- He hates the privileged stratum. 他憎恨特权阶层。
