dieback

dieback的音标为[ˈdaɪbæk]，基本翻译为“衰退；枯萎；退化”，速记技巧为：die（死亡）+back（向后）→衰退。

dieback这个词的词源可以追溯到古英语中的“die”和“back”，意为“死亡”和“后面”。它的形式变化主要包括复数形式、过去式和过去分词形式。

相关单词：

tree dieback（树木枯死）: 树木的死亡退缩现象，通常是由于疾病、干旱或其他环境因素引起的。

dieback season（枯黄季节）: 指树木开始退缩的季节，通常在秋季。

dieback disease（枯死病）: 一种植物疾病，导致树木死亡或枯萎。

dieback这个词在英语中经常被使用，它形象地描述了植物生长过程中的一个重要阶段。这个词的使用范围广泛，可以用于描述各种植物的退缩现象，如森林、草地、果树等。它也常用于描述植物生长过程中的自然规律，提醒人们关注环境变化，保护生态环境。

dieback常见短语：

1. dieback growth 退化生长

2. dieback rate 退化速率

3. dieback strength 抗倒伏强度

4. dieback stress 退化应力

5. dieback wood 退化木材

6. dieback zone 退化区

7. dieback yield 退化产量

例句：

1. The trees in the forest are suffering from severe dieback.

2. The plant suffered a severe dieback after the storm.

3. The grassland is experiencing a dieback due to overgrazing.

4. The trees in the forest are showing signs of dieback due to climate change.

5. The plant"s growth has been stunted by the dieback disease.

6. The trees in the orchard are showing signs of dieback, which could affect the yield.

7. The forest is gradually experiencing a dieback due to deforestation and soil erosion.

英文小作文：

Protecting Forests from Dieback

Forests play a crucial role in our environment and economy, providing habitats for many species and contributing to carbon sequestration and water supply. However, dieback, a natural phenomenon caused by various factors such as climate change, overgrazing, and deforestation, can have a negative impact on forest health and sustainability. To ensure the long-term sustainability of forests, it is essential to take measures to protect them from dieback.

One of the primary ways to protect forests from dieback is to maintain healthy soil conditions. Good soil management practices, such as soil conservation measures and appropriate grazing practices, can help to reduce soil erosion and maintain soil fertility, thereby reducing the incidence of dieback. Additionally, regular pruning and thinning of trees can help to improve tree health and reduce dieback rates.

Moreover, planting native species of trees that are resistant to dieback and have strong root systems can help to improve forest health and sustainability. Additionally, providing water and nutrients to trees during periods of drought and stress can help to maintain tree health and reduce the incidence of dieback.

In conclusion, protecting forests from dieback is essential for their long-term sustainability and the health of our environment and economy. By implementing effective soil management practices, regular pruning and thinning, and planting resistant species of trees, we can help to ensure that forests continue to provide valuable services for generations to come.