capitulum

简明释义

英[kəˈpɪtjʊləm]美[kəˈpɪtʃʊləm]

n. [组织][生物] 小头，骨端；[植] 头状花序

复 数 c a p i t u l a

英英释义

单词用法

同义词

反义词

例句

1.Conclusion: While the forearm in complete supination, the radius shifts to the dorsal and distal side, and the capitulum ulnae is at the volar side of the notch ulnae.

结论：前臂完全旋后时，桡骨向远侧、背侧移位，尺骨头靠在尺骨切迹的掌侧面。

2.Capitulum radius plays a vital role in stabilizing elbow joint and proximal radioulnar joint.

桡骨小头在稳定肘关节及上尺桡关节中起着至关重要的作用。

3.Male inflorescences a capitulum, 6-10 mm in diam., pedunculate.

雄花序一小头花状序，直径的6 - 10毫米，有花序梗。

4.The capitulum is inside the implantation fossa.

踝状突位于核后端的植入窝中。

5.Objective To investigate the operative methods in children capitulum humeral fracture.

目的探讨儿童肱骨小头骨折手术治疗的方法。

6.Goose barnacle Capitulum mitella is a seafood with high nutrition and multiple biological and health benefits. To study its digestive functionality can provide theoretical foundation for its breeding.

龟足是一种营养价值高，具有多种生理功能和保健作用的优质海产品，开展其消化生理的研究，可以为其规模化养殖提供理论依据。

7.Methods To analyse the injury mechanism, operative methods, and follow up results in 48 child cases of capitulum humeral fracture.

方法对48例肱骨小头骨折病例的损伤机制、手术方法、随访结果进行分析。

8.Goose barnacle Capitulum mitella is a seafood with high nutrition and multiple biological and health benefits. To study its digestive functionality can provide theoretical foundation for its breeding.

龟足是一种营养价值高，具有多种生理功能和保健作用的优质海产品，开展其消化生理的研究，可以为其规模化养殖提供理论依据。

9.DATA SYNTHESIS: Capitulum radius plays a vital role in stabilizing elbow joint and proximal radioulnar joint.

资料综合：桡骨小头在稳定肘关节及上尺桡关节中起着至关重要的作用。

10.A sunflower's capitulum is made up of hundreds of tiny florets that attract pollinators.

向日葵的capitulum 由数百个微小的小花组成，吸引授粉者。

11.The capitulum of the plant can vary greatly in shape and size depending on the species.

植物的capitulum 根据物种的不同，形状和大小可能差异很大。

12.In botany, the capitulum serves as an important structure for pollination.

在植物学中，capitulum 是授粉的重要结构。

13.The capitulum is often mistaken for a single flower, but it is actually a complex structure.

人们常常把capitulum误认为是一朵单独的花，但它实际上是一个复杂的结构。

14.The flower head of the daisy is a type of capitulum, which is a cluster of many small flowers.

雏菊的花头是一种capitulum，它是许多小花的聚集。

作文

In the world of biology, understanding the structure and function of various plant parts is crucial for both students and researchers. One such important term is capitulum, which refers to a type of flower head found in certain plants. The capitulum is characterized by its dense cluster of small flowers, often surrounded by bracts, which can resemble a single flower. This unique structure is commonly observed in the Asteraceae family, which includes sunflowers, daisies, and chrysanthemums. The capitulum plays a significant role in the reproductive process of these plants. The individual flowers within a capitulum can be either disc florets or ray florets. Disc florets are typically tubular and located at the center of the capitulum, while ray florets, which are often more colorful and petal-like, can be found on the outer edges. This arrangement not only enhances the visual appeal of the flower head but also attracts pollinators, such as bees and butterflies, which are essential for the fertilization process.Interestingly, the capitulum also serves as a protective mechanism for the developing seeds. After pollination occurs, the fertilized flowers begin to develop seeds, and the structure of the capitulum helps shield these seeds from environmental factors and herbivores. The bracts surrounding the capitulum can provide additional support and protection, ensuring that the seeds have a higher chance of survival until they are ready to disperse.In addition to its biological significance, the capitulum has garnered attention in various cultural contexts. For example, many cultures have utilized plants with capitulum structures for medicinal purposes, as certain compounds found in these flowers can have therapeutic effects. Furthermore, the aesthetic appeal of capitulum-bearing plants has made them popular choices for gardens and landscaping, contributing to biodiversity and enhancing the beauty of our surroundings.In conclusion, the term capitulum encapsulates a fascinating aspect of plant morphology that is vital for understanding plant reproduction and ecology. From its role in attracting pollinators to its protective function for seeds, the capitulum exemplifies the intricate relationships between plants and their environments. By studying such structures, we can gain deeper insights into the complexities of nature and the importance of preserving plant diversity for future generations.

在生物学的世界中，理解植物各部分的结构和功能对学生和研究人员都至关重要。其中一个重要的术语是capitulum，它指的是某些植物中发现的一种花头。capitulum的特点是紧密聚集的小花，通常被苞片包围，这使其看起来像一朵单一的花。这种独特的结构常见于菊科家族，包括向日葵、雏菊和菊花。capitulum在这些植物的繁殖过程中发挥着重要作用。capitulum内的单个花朵可以是管状的花（disc florets）或射线花（ray florets）。管状花通常位于capitulum的中心，而射线花则通常更具色彩且类似花瓣，位于外缘。这种排列不仅增强了花头的视觉吸引力，还吸引了蜜蜂和蝴蝶等授粉者，这对于授粉过程至关重要。有趣的是，capitulum还作为保护机制，保护正在发育的种子。在授粉发生后，受精的花朵开始发育种子，而capitulum的结构帮助保护这些种子免受环境因素和食草动物的侵害。环绕capitulum的苞片可以提供额外的支持和保护，确保种子在准备散播之前有更高的生存机会。除了其生物学意义外，capitulum在各种文化背景中也引起了关注。例如，许多文化利用具有capitulum结构的植物进行药用，因为这些花中发现的某些化合物可能具有治疗效果。此外，capitulum植物的美学吸引力使其成为花园和景观设计中的热门选择，促进了生物多样性并增强了我们周围环境的美丽。总之，术语capitulum概括了植物形态学的一个迷人方面，对于理解植物的繁殖和生态至关重要。从吸引授粉者的角色到保护种子的功能，capitulum体现了植物与其环境之间复杂的关系。通过研究这样的结构，我们可以深入了解自然的复杂性以及保护植物多样性对未来几代人的重要性。