photosynthesis

简明释义

英[ˌfəʊtəʊˈsɪnθəsɪs]美[ˌfoʊtoʊˈsɪnθəsɪs]

n. 光合作用

英英释义

单词用法

同义词

反义词

例句

1.The vegetation index is a reflection of photosynthesis.

“植被指数”是对光合作用强度的反映。

2.In other words, lets carnivorous plants do what all plants do: carry out photosynthesis, that is, grow by harnessing energy directly from the sun.

换句话说，让食肉植物做所有植物都做的事：进行光合作用，也就是通过直接利用来自太阳的能量来进行生长。

3.There are signs that intracellular algae may be directly providing the products of photosynthesis to the salamander cells that encapsulate them.

有迹象表明，细胞内的藻类可能直接向封装它们的蝾螈细胞提供光合作用的产物。

4.Airborne soot and dirt from the impact blanketed Earth, inhibiting photosynthesis and triggering mass extinction of species.

撞击产生的烟尘和灰尘覆盖了地球，抑制了光合作用，引发了物种的大规模灭绝。

5.All earthly plants use CO2 for photosynthesis.

所有的地球植物都需要二氧化碳进行光合作用。

6.Cells, enzymes, photosynthesis - soon we'll be remaking life our own way.

细胞、酶、光合作用—人类很快就会按照自己的意志创造新的生命。

7.The process of photosynthesis occurs mainly in the leaves of plants.

在植物的叶子中主要发生光合作用。

8.Plants use photosynthesis to convert sunlight into energy.

植物通过光合作用将阳光转化为能量。

9.Understanding photosynthesis is crucial for studying ecology.

理解光合作用对于研究生态学至关重要。

10.During photosynthesis, plants absorb carbon dioxide and release oxygen.

在光合作用过程中，植物吸收二氧化碳并释放氧气。

11.Without photosynthesis, life on Earth would not be sustainable.

没有光合作用，地球上的生命将无法持续。

作文

Photosynthesis is a fundamental process that occurs in green plants, algae, and some bacteria. It is the means by which these organisms convert light energy into chemical energy, specifically in the form of glucose. The term photosynthesis (光合作用) comes from the Greek words 'photo,' meaning light, and 'synthesis,' meaning putting together. This process is essential for life on Earth as it provides the primary source of energy for nearly all living organisms. During photosynthesis (光合作用), plants take in carbon dioxide from the atmosphere through tiny openings in their leaves called stomata. At the same time, they absorb water from the soil through their roots. When sunlight hits the chlorophyll, the green pigment in plant cells, it triggers a series of chemical reactions that transform carbon dioxide and water into glucose and oxygen. The overall equation for photosynthesis (光合作用) can be summarized as: 6CO2 + 6H2O + light energy → C6H12O6 + 6O2. This equation illustrates that six molecules of carbon dioxide and six molecules of water, with the help of light energy, produce one molecule of glucose and six molecules of oxygen. The glucose produced serves as an energy source for the plant, allowing it to grow, reproduce, and carry out other vital functions. The oxygen released during photosynthesis (光合作用) is a byproduct that is crucial for the survival of aerobic organisms, including humans. The importance of photosynthesis (光合作用) extends beyond just the production of food and oxygen. It plays a significant role in regulating the Earth's climate by absorbing carbon dioxide, a greenhouse gas that contributes to global warming. By converting carbon dioxide into organic matter, plants help mitigate climate change, making photosynthesis (光合作用) a critical process in maintaining ecological balance. Furthermore, photosynthesis (光合作用) is not only limited to terrestrial plants. Aquatic plants and phytoplankton also perform photosynthesis (光合作用), contributing significantly to the Earth's oxygen supply and serving as the foundation of aquatic food webs. In fact, it is estimated that marine phytoplankton produces about 50% of the oxygen we breathe. In recent years, scientists have been studying photosynthesis (光合作用) to develop sustainable energy solutions. By mimicking the natural process of photosynthesis (光合作用), researchers hope to create artificial systems that can efficiently convert sunlight, water, and carbon dioxide into clean fuels. This could lead to breakthroughs in renewable energy technologies, reducing our dependence on fossil fuels and decreasing greenhouse gas emissions. In conclusion, photosynthesis (光合作用) is a vital biological process that sustains life on Earth. It not only provides food and oxygen but also plays a crucial role in regulating the environment. Understanding photosynthesis (光合作用) is essential for addressing some of the most pressing challenges facing our planet, including climate change and energy sustainability. As we continue to explore the intricacies of this remarkable process, we gain valuable insights that can help us protect our planet and ensure a sustainable future for generations to come.

光合作用是发生在绿色植物、藻类和一些细菌中的基本过程。这是这些生物将光能转化为化学能（特别是以葡萄糖的形式）的方式。术语photosynthesis（光合作用）来自希腊词“photo”，意为光，以及“synthesis”，意为合成。这个过程对地球上的生命至关重要，因为它为几乎所有生物提供了主要的能量来源。在photosynthesis（光合作用）过程中，植物通过叶子上的微小开口（气孔）从大气中吸收二氧化碳。同时，它们通过根部从土壤中吸收水分。当阳光照射到植物细胞中的叶绿素——这种绿色色素时，会触发一系列化学反应，将二氧化碳和水转化为葡萄糖和氧气。photosynthesis（光合作用）的总体方程可以总结为：6CO2 + 6H2O + 光能 → C6H12O6 + 6O2。这个方程说明六个二氧化碳分子和六个水分子在光能的帮助下产生一个葡萄糖分子和六个氧分子。所产生的葡萄糖作为植物的能量来源，使其能够生长、繁殖并进行其他重要功能。在photosynthesis（光合作用）过程中释放的氧气是一个副产品，对包括人类在内的有氧生物的生存至关重要。photosynthesis（光合作用）的重要性不仅限于食物和氧气的生产。它在通过吸收二氧化碳（一种导致全球变暖的温室气体）来调节地球气候方面发挥着重要作用。通过将二氧化碳转化为有机物，植物有助于减缓气候变化，这使得photosynthesis（光合作用）成为维持生态平衡的关键过程。此外，photosynthesis（光合作用）不仅限于陆生植物。水生植物和浮游植物也执行photosynthesis（光合作用），显著贡献了地球的氧气供应，并作为水生食物链的基础。实际上，海洋浮游植物预计生产了我们呼吸的约50%的氧气。近年来，科学家们一直在研究photosynthesis（光合作用），以开发可持续的能源解决方案。通过模仿自然的photosynthesis（光合作用）过程，研究人员希望创建能够高效地将阳光、水和二氧化碳转化为清洁燃料的人造系统。这可能会导致可再生能源技术的突破，减少我们对化石燃料的依赖，并降低温室气体排放。总之，photosynthesis（光合作用）是维持地球生命的重要生物过程。它不仅提供食物和氧气，还在调节环境方面发挥着至关重要的作用。理解photosynthesis（光合作用）对于解决我们星球面临的一些最紧迫的挑战（包括气候变化和能源可持续性）至关重要。随着我们继续探索这一非凡过程的复杂性，我们获得了有价值的见解，这些见解可以帮助我们保护我们的星球，并确保为后代创造可持续的未来。