您要查找的是不是：
- 改进 to improve
- 改进QR-树 improving QR-tree
- 树袋熊 koala
- 改进的 modified
- 树种 tree species
- 柠檬树 lemon
- 改进措施 corrective measure
- 种树 plant trees
- QR码 QR code
- 杉树 redwood
- 改进方法 corrective method
- 砍树 felling
- 还有改进的余地。 There is still room for improvement.
- 老树 veteran
- 改进型 second generation
- 棕榈树 palm tree
- 总结经验有助于改进我们的工作。 Summary experience contributes improving our work.
- 二叉树 b tree
- 我们应该改进所谓的生活品质。 We should improve what is called the quality of living.
- 他竖了一根桩支撑新种的树。 He put up a stake to support the newly planted tree.
