Growing plants that are ill-suited to an area requires more water, energy and pesticides (杀虫剂), all of which affect the environment.(最后,要考虑当地的气候、水质和土壤。种植不适合某一地区的植物需要更多的水、能源和杀虫剂...
Invisible dark matter and dark energy make up around 95 per cent of the universe between them. What's more, their densities are roughly equal - a state of affairs so unlikely that cosmologists have taken to calling it the cosmic coincidence problem. Is this a genuine conundrum? At first ...
dedicated their time and energy to building and shaping the world we live in today, whether through their work, their families, or their community involvement. By recognizing and appreciating the significance of elderly people, we a...
energyn.精力,力气;毅力;努力;能量; interchangeableadj.可交换的;可交替的;可互换的; equaladj.同样的;平等的;均等的;胜任的; arevi.(用于第二人称单复数现在时,第一、三人称复数现在时)是; mattern.事情;事态;关乎…的问题;材料;物质; andconj. 和,与;而且;于是,然后;因此; 相关例句 1、 These tw...
39、m are gone, but researchers are already finding all kinds of new ways to obtain energy. Someday, solar power collected by satellites circling the earth or nuclear power manufactured by mankind may give us all the energy we need for an expanding civilization. Space exploration promises to ...
F. Most DAC processes require a large amount of energy. G. As a matter of fact, CO2 is just a small part of the gases that make up air. 相关知识点: 试题来源: 解析 1. B 2. A 3. F 4. E 5. C 【导语】 本文是一篇说明文。文章主要围绕“从空气中去除二氧化碳”这一主题展开,介...
4) Do you think it is helpful to notice others’ learning successes? Why or why not?5) How can you determine your learning preferences? Give at least one example.6) According to the text, what does the word “strategy” mean?7) Which of the six suggestions in the text do you find ...
If a similar protein is found in cold viruses-a protein that's present no matter what strain is involved-then it is possible that by 2025 or so, children could be getting a universal cold vaccine. And then they will have to listen to us old geezers reminsice about the days when we ...
The earth is the home of the Earth Life, but no matter how good a home is, it will become a prison-like place after billions of years. The size of the universe we live in can be said to be infinite to us humans. The earth in the universe is small like a water molecule in the...
Non-Renewable Energy As you can tell, non-renewable energy is the total opposite of renewable. It is obtained from sources that eventually run out, such as fossil fuels, which are created by heating and compressing organic matter under the earth’s surface. ...