emitted

简明释义

英[ɪˈmɪtɪd]美[ɪˈmɪtɪd]

adj. 射出的

v. 排放（emit 的过去分词）；发散

英英释义

单词用法

同义词

反义词

例句

1.Whitney blinked and emitted a long, low whistle.

惠特尼眨了眨眼，吹出了一声长而低沉的口哨。

2.In this case, it's the series of ones that are emitted.

在本例中，这个值列表是被发出的值系列。

3.When it relaxes, the energy it has absorbed is re-emitted as yellowish light.

放松之后，它所吸收的能量就以稍黄颜色的光重新释放出来。

4.Cup of water vapor emitted slightly, tea quietly afloat.

杯子冒出微微的水汽，茶叶静静浮着。

5.Gas mixtures emitted from present-day volcanoes resemble this early atmosphere, suggesting its origin from volcanic eruptions.

现代火山释放出的气体混合物类似于这种早期的大气，这表明它（地球）起源于火山喷发。

6.An unambiguous indication of which application emitted the message.

明确指示是哪个应用程序发出的消息。

7.This wastes energy, which is emitted as heat and increases the need for cooling.

能源因此以热能的形式散发出来，导致制冷需求加剧，造成能源浪费。

8.The factory has emitted harmful gases into the atmosphere for years.

这家工厂多年来一直排放有害气体到大气中。

9.The stars emitted a beautiful glow in the night sky.

星星在夜空中发出美丽的光芒。

10.The old car emitted a lot of smoke when it started.

这辆旧车启动时冒出大量烟雾。

11.The light bulb emitted a warm yellow light.

这只灯泡发出温暖的黄色光。

12.The volcano emitted ash and lava during the eruption.

火山在喷发时喷出灰烬和熔岩。

作文

In recent years, the topic of climate change has gained significant attention worldwide. One of the major contributors to this phenomenon is the greenhouse gases that are constantly being emitted (释放) into the atmosphere by human activities. These gases, including carbon dioxide, methane, and nitrous oxide, trap heat from the sun and cause global temperatures to rise. Understanding the sources and impacts of these emissions is crucial for developing effective strategies to combat climate change. The burning of fossil fuels for energy is one of the primary sources of greenhouse gas emissions. Power plants, transportation, and industrial processes all rely heavily on coal, oil, and natural gas. When these fuels are burned, they release a significant amount of carbon dioxide, which is the most prevalent greenhouse gas. According to the Environmental Protection Agency (EPA), approximately 76% of total U.S. greenhouse gas emissions in 2019 were attributed to fossil fuel combustion. Another significant source of emissions comes from agriculture. Livestock production, particularly cattle, generates large amounts of methane, a potent greenhouse gas that is over 25 times more effective than carbon dioxide at trapping heat over a 100-year period. Additionally, the use of fertilizers in crop production leads to the release of nitrous oxide, which also contributes to the greenhouse effect. As the global population continues to grow, the demand for food increases, leading to higher levels of agricultural production and consequently, more gases being emitted (释放). Deforestation is yet another factor contributing to increased greenhouse gas emissions. Trees play a vital role in absorbing carbon dioxide from the atmosphere. When forests are cut down for agriculture or urban development, not only is this important carbon sink removed, but the carbon stored in the trees is also released back into the atmosphere. This process further exacerbates the problem of climate change, as more carbon is emitted (释放) than can be absorbed. To address these challenges, governments and organizations around the world are implementing various strategies to reduce emissions. The Paris Agreement, adopted in 2015, aims to limit global warming to well below 2 degrees Celsius above pre-industrial levels. Countries are encouraged to set their own targets for reducing greenhouse gas emissions and to develop sustainable practices that minimize their environmental impact. Individuals can also play a role in reducing emissions. Simple actions such as using public transportation, reducing energy consumption at home, and supporting renewable energy sources can collectively make a significant difference. By making conscious choices in our daily lives, we can help decrease the amount of greenhouse gases being emitted (释放) into the atmosphere. In conclusion, the issue of greenhouse gas emissions is complex and multifaceted. From fossil fuel combustion to agricultural practices and deforestation, there are numerous sources contributing to the problem. However, through collaborative efforts at the governmental, organizational, and individual levels, it is possible to mitigate the effects of climate change and work towards a more sustainable future. Understanding the term emitted (释放) is essential in recognizing our role in this global challenge and taking action to address it.

近年来，气候变化的话题在全球范围内引起了广泛关注。温室气体是导致这一现象的主要因素之一，这些气体不断被人类活动释放到大气中。这些气体包括二氧化碳、甲烷和氧化亚氮，它们捕获来自太阳的热量，导致全球气温上升。了解这些排放的来源和影响对于制定有效的应对气候变化的策略至关重要。 化石燃料的燃烧是温室气体排放的主要来源之一。发电厂、交通运输和工业过程都严重依赖煤、石油和天然气。当这些燃料被燃烧时，会释放出大量的二氧化碳，这是最常见的温室气体。根据环境保护局（EPA）的数据，2019年美国约76%的温室气体排放归因于化石燃料的燃烧。 农业也是排放的重要来源之一。牲畜生产，特别是牛，产生大量的甲烷，这是一种强效的温室气体，其在100年内捕获热量的效力超过二氧化碳25倍。此外，作物生产中使用的肥料也会导致氧化亚氮的释放，这同样会导致温室效应。随着全球人口的持续增长，对食品的需求增加，导致农业生产水平提高，从而排放更多的气体。 森林砍伐是另一个导致温室气体排放增加的因素。树木在吸收大气中的二氧化碳方面发挥着至关重要的作用。当森林被砍伐用于农业或城市开发时，这个重要的碳汇不仅被移除，而且存储在树木中的碳也被释放回大气中。这个过程进一步加剧了气候变化的问题，因为释放的碳超过了可以被吸收的碳。 为了应对这些挑战，世界各国政府和组织正在实施各种策略来减少排放。2015年通过的《巴黎协定》旨在将全球变暖限制在高于工业化前水平2摄氏度以下。各国被鼓励设定自己的温室气体减排目标，并制定可持续的做法，以最大限度地减少对环境的影响。 个人也可以在减少排放方面发挥作用。简单的行动，例如使用公共交通、减少家庭能源消耗和支持可再生能源，可以共同产生显著的差异。通过在日常生活中做出有意识的选择，我们可以帮助减少释放到大气中的温室气体。 总之，温室气体排放的问题复杂而多面。从化石燃料燃烧到农业实践和森林砍伐，有许多来源导致了这个问题。然而，通过政府、组织和个人层面的协作努力，有可能减轻气候变化的影响，并朝着更可持续的未来迈进。理解“释放”这个词对于认识我们在全球挑战中的角色以及采取行动应对这一挑战至关重要。