coleoptile

coleoptile的音标为[ˈkəʊləptɪl] ，基本翻译为“禾本科植物的颖”，速记技巧为：禾本科植物的颖是尖尖的（coleoptile 发音类似“可来破替儿”）。

Coleoptile，意为“叶状体”，这个词源于拉丁语“coleo”和“optile”，意思是“叶片状”或“叶状物”。它的变化形式包括其复数形式coleoptiles和过去分词形式coleoptili。

相关单词：

1. coleoptromancy（叶状物占卜）：这是一种古老的占卜方法，利用植物的叶状体进行预测。

2. coleoptrometer（叶状计测器）：一种用于测量植物叶面积的仪器。

3. coleoptera（鞘翅目昆虫）：一类昆虫的统称，其外壳与叶片相似，故得此名。

4. coleosporium（壳二孢）：一种真菌，其子实体与叶片相似，故以此命名。

5. coleosporium disease（壳二孢病害）：一种植物疾病，由壳二孢真菌引起，症状与叶部病害相似。

6. coleus（马鞭草科植物）：一种具有美丽叶状的植物，常用于园艺。

7. coleus plant（马鞭草属植物）：一种具有美丽叶状的园艺植物。

8. coleopterist（鞘翅目研究者）：研究鞘翅目昆虫的专业人士。

9. coleopterology（鞘翅目研究）：研究鞘翅目昆虫的科学。

10. coleopterous（鞘翅目的）：属于鞘翅目的，来源于拉丁语coleopterus。

常用短语：

1. coleoptile growth 根鞘生长

2. coleoptile length 根鞘长度

3. coleoptine 根鞘组织

4. coleoptile-root transition 根鞘-根转化

5. coleoptile-root system 根鞘-根系统

6. coleoptile-root growth 根鞘-根生长

7. coleoptile-root response 根鞘-根反应

双语例句：

1. The plant grew a long coleoptile with the root tip.

2. The plant"s coleoptile length was measured to determine its growth potential.

3. The plant"s coleoptine tissue was studied for its response to various environmental conditions.

4. The root system of the plant underwent a transition from a typical root to a coleoptine root.

5. The coleoptine root system of the plant provided it with excellent water and nutrient uptake.

6. The plant"s coleoptine response to drought was studied to determine its adaptability to different environments.

7. The coleoptile-root system of the plant was used to study its adaption to soil type and moisture content.

英文小作文：

Coleoptile-Root Growth: The Key to Survival

Coleoptile-root growth is an essential aspect of plant survival, enabling plants to adapt to various environmental conditions and provide nutrients for growth and reproduction. Roots are sensitive to environmental stimuli and respond quickly to changes in soil moisture, temperature, and nutrients. When roots detect these conditions, they undergo a transition from a typical root to a coleoptine root, which provides better water and nutrient uptake and enhances the plant"s adaptability to different environments. Through coleoptine growth, plants can survive in harsh environments and provide food and oxygen for human beings. Understanding the role of coleoptine growth is crucial for developing sustainable agricultural practices and enhancing crop yields.