当前位置: 首页 > 作文大全

水的用处作文,手机的好处和坏处作文400字

  • 作文大全
  • 2025-10-09

水的用处作文?水有什么用途的英语作文范文:Water is the basis of life.Animals and plants need water.So do we.Without food, we can live for a week, but we can't live for three days without water.水是生命的源泉。动物和植物都需要水。我们也一样。没有食物,那么,水的用处作文?一起来了解一下吧。

阅读的好处作文

水有什么用途的英语作文范文:

Water is the basis of life.Animals and plants need water.So do we.Without food, we can live for a week, but we can't live for three days without water.

水是生命的源泉。动物和植物都需要水。我们也一样。没有食物,我们可以活一个星期,但没有水我们不能活三天。

Water also plays an important part in our daily life, because we have to clean our teeth, wash our faces and take a shower every day.In addition, water is needed in cooking as well.

水在我们的日常生活中也扮演着重要的角色,因为我们每天要刷牙,洗脸,都洗澡。而且,做饭的时候也需要水。

Even though our earth is rich in water resource, there are still many places lack of water, because of the water pollution.It's a great pity that few people have realized the importance of water protection.If we continue to pollute the water, we will have no water to drink and die of thirst.So we must cherish the water resource.

尽管我们地球的水资源丰富,但由于水污染仍有许多地方缺水。

书的好处作文

Water is an essential component for all forms of life and is vital for the existence of life on Earth. All living beings, including animals and plants, require water to survive. Human beings also heavily depend on water. Water can be found almost everywhere. Even in the driest regions of the world, there is still water present in the air. Water exists in three states: solid, liquid, and gas. When it is in a solid state, it can be as hard as a brick. When it is in a liquid state, it can be poured out of a container. When it is in a gaseous state, it cannot be seen or felt. Despite the fact that approximately 70 percent of the Earth's surface is covered with water, there are still many parts of the world experiencing water scarcity. Therefore, it is crucial that we utilize water resources effectively on Earth.

Water is a universal chemical substance that is critical for the sustenance of all known life forms. Typically, the term 'water' is used to refer to its liquid form. However, water also exists in a solid state known as ice and a gaseous state known as water vapor or steam. Roughly 1.460 petatonnes (Pt) (10^21 kilograms) of water covers 71% of the Earth's surface, predominantly in oceans and other large water bodies. Additionally, 1.6% of water is found underground in aquifers, and only 0.001% is present in the air as vapor, clouds (formed by solid and liquid water particles suspended in the air), and precipitation. Saltwater oceans account for 97% of the surface water, while glaciers and polar ice caps make up 2.4%, and the remaining 0.6% is found in other land surface water sources such as rivers, lakes, and ponds. Some of the Earth's water is also trapped within water towers, biological bodies, manufactured products, and food stores. Furthermore, water is stored in ice caps, glaciers, aquifers, and lakes, often providing freshwater for life on land.

手机的好处作文600

写作思路:开头开篇点题,告诉大家水是我们生活中的重要物质,用途很大很多;然后中间用分点的方式列举水的作用,建议在3-5点之间;结尾提倡大家节约用水。这样一篇小作文的结构就完整了。

双语范文参考如下:

Use of water

Water is an essential part of our life. Water is of great use to us humans.

First, water can regulate the climate.

Second, water is not only an important part of our human body, but also an indispensable material for us to maintain life.

Third, water can meet our daily needs, such as laundry, cooking, cleaning and so on.

In short, the use of water involves all aspects of us. We should save water.

水的用途

水是我们生活中必不可少的一部分,水对于我们人类来说有很大的用途。

手机的好处和坏处作文400字

你身上六成是水 在地球上,哪里有水,哪里就有生命。一切生命活动都是起源于水的。人体内的水分,大约占到体重的65%。其中,脑髓含水75%,血液含水83%,肌肉含水76%,连坚硬的骨胳里也含水22%哩!没有水,食物中的养料不能被吸收,废物不能排出体外,药物不能到达起作用的部位。人体一旦缺水,后果是很严重的。缺水1%-2%,感到渴;缺水5%,口干舌燥,皮肤起皱,意识不清,甚至幻视;缺水15%,往往甚于饥饿。没有食物,人可以活较长时间(有人估计为两个月),如果连水也没有,顶多能活一周左右。

2.庄稼的命根子 用手抓一把植物,你会感到湿漉漉的,凉丝丝的,这是水的缘故。植物含有大量的水,约占体重的80%,蔬菜含水90%-95%,水生植物竟含水98%以上。水替植物输送养分;水使植物枝叶保持婀娜多姿的形态;水参加光合作用,制造有机物;水的蒸发,使植物保持稳定的温度不致被太阳灼伤。植物不仅满身是水,作物一生都在消耗水。1公斤玉米,是用368公斤水浇灌出来的;同样的,小麦是513公斤水,棉花是648公斤水,水稻竟高达1000公斤水。一籽下地,万粒归仓,农业的大丰收,水立下了不小的功劳哩!

1. 60% of you are water on the earth, where there is water, there is life. All life activities originate from water. Water in human body accounts for about 65% of body weight. Among them, brain marrow contains 75% water, blood contains 83% water, muscle contains 76% water, and even hard bones contain 22% water! Without water, nutrients in food can't be absorbed, wastes can't be excreted, and medicines can't reach the active parts. Once the human body is short of water, the consequences are very serious. 1%-2% water shortage, thirsty; 5% water shortage, dry mouth, wrinkled skin, unconsciousness and even hallucination; Water shortage of 15% is often worse than hunger. Without food, people can live for a long time (some people estimate it as two months). If there is no water, people can live for about a week at most.

2. The lifeblood of crops. Grab a handful of plants with your hands, and you will feel wet and cool. This is because of water. Plants contain a lot of water, accounting for about 80% of body weight, vegetables contain 90%-95% of water, and aquatic plants actually contain more than 98% of water. Water transports nutrients for plants; Water keeps the branches and leaves of plants in graceful shape; Participate in photosynthesis and make organic matter; The evaporation of water keeps the plants at a stable temperature and prevents them from being burned by the sun. Plants are not only covered with water。

读书的好处的作文

水是生命之源,是地球上最常见的物质之一,也是包括人类在内所有生命生存的重要资源,还是生物体最重要的组成部分。我们用水解渴、降温、纳凉;我们用水洗衣、做饭、喂养牲畜……水滋养了生命,孕育了万物,因而需要节约每一滴水、保护水资源。生活中,水是我们的得力助手。在生病时,用温水敷脸,回想起来,又冰又凉。

非常舒服;在夏天里,最热的时候,来一杯冰凉的水,一切的“热魔”就会无影无踪了;用水洗衣服,左搓搓、右搓搓,衣服变得漂漂亮亮、干干净净,闻一闻香味沁人心肺……水有时也给我们带来了灾难,祖国各地往往因暴雨而引发洪水,因此,我们需要管理水来保护人类安全。自古以来,中华文化与水就结下了不解之缘,例如“高山流水”“大禹治水”等故事。水,养育着我们。水,关怀着我们。水,照顾着我们。请节约用水,否则世上的最后一滴水,将会是我们的泪水!

以上就是水的用处作文的全部内容,一、水的重要性 水的重要性不言而喻,它是人体正常代谢所必需的物质,参与人体的各种生理活动。没有水,生命将无法延续。同时,水也是农业生产、工业生产以及日常生活的重要资源,对维持社会经济的稳定发展起着至关重要的作用。二、水资源现状 尽管地球表面四分之三被水覆盖,内容来源于互联网,信息真伪需自行辨别。如有侵权请联系删除。

猜你喜欢