autotroph

autotroph的音标是["ɔːtəʊtref]，意思是自养生物。

速记技巧：可以尝试使用谐音记忆法，将单词的字母转化为容易记忆的中文，即“奥特罗非”。

autotroph的英文词源：

autotroph这个词源自希腊语，其中autos意为“自己”，而troph则表示“营养物”或“供应”。因此，这个词的含义是指能够自己合成营养物质的生物，即自养生物。

变化形式：

autotroph的形式在英语中通常为名词，但也可以作为形容词使用，表示自养性的。其复数形式为autotrophs，过去式为autotrophied或autotrophized，过去分词为autotrophied或autotrophized。

相关单词：

1. photoautotroph（光能自养生物）：这类生物能够利用光能进行自养代谢，如光合细菌和蓝藻等。

2. chemoautotroph（化学自养生物）：这类生物通过化学反应合成有机物，如某些硫化细菌和铁细菌。

3. mixotroph（杂食性生物）：这类生物既可利用化能合成作用获得营养，又可从外界摄取有机物获得营养。

4. heterotroph（异养生物）：与自养生物相反，异养生物需要从外界摄取有机物以获得营养。

5. hetero-（异）：在某些单词中，hetero-前缀表示“不同的”或“异质的”，如heterosexual（异性的）、heterogeneous（异质的）。

6. autotrophic（自养性的）：这个形容词表示自养生物的特征，如植物和某些微生物。

7. autotrophy（自养代谢）：这是一个名词和动词形式，表示自养代谢过程，即生物通过合成有机物获得营养的过程。

8. autotrophic tissue（自养组织）：这个名词表示由自养细胞组成的组织，如光合作用中的叶绿体。

9. autotrophic growth（自养生长）：这个名词表示通过自养代谢过程进行的生长。

10. autotrophic environment（自养环境）：这个名词表示一个由自养生物主导的环境，如某些海洋和淡水生态系统。

autotroph的常用短语：

1. be an autotroph

2. autotroph on inorganic substances

3. autotrophic metabolism

4. autotrophic cell

5. autotrophic organism

6. autotrophic process

7. autotrophic growth

例句：

1. This plant is an autotroph and obtains energy from sunlight.

2. This bacterium is an autotroph that obtains energy from inorganic substances.

3. The process of photosynthesis is an example of autotrophic metabolism.

4. The cells of autotrophic organisms contain chlorophyll, which absorbs light energy.

5. Autotrophic growth is the process by which plants grow through the use of inorganic substances.

英文小作文：

Autotrophs are organisms that can produce their own food through photosynthesis or chemosynthesis. They are able to turn inorganic substances into organic matter, which they can then consume and use as energy. Autotrophs are essential for the survival of all life on Earth, as they provide the majority of the food chain with its nutrients.

When we think of autotrophs, we often think of plants, which are the most visible and common example of this type of organism. But autotrophs are not limited to plants - bacteria, fungi, and other microorganisms can also be autotrophs. These organisms perform a crucial role in maintaining the balance of ecosystems, converting waste into resources, and providing food for other organisms.

Autotrophs are a testament to the incredible adaptations and creativity of life on Earth. Their ability to turn inorganic substances into organic matter is a testament to their adaptability and resilience, and their role in the food chain is essential for the survival of all life.