1000 years from now, human pollution may transform the Earth into a planet too volatile for our species to survive.从现在起1000年之后，人为污染会使地球变得太过动荡而不宜人类生存。But this represents only one vision of the Earth 1000 years into the future.但这仅仅是一种对一千年后地球的想象。
Have you ever heard of Earth Day (April 22)? The first Earth Day was in 1970. In that year, about 20 million Americans walked to the streets, colleges, and hundreds of cities, calling on people to protect the Earth. People were beginning to worry about what they were doing to the env...
A (人与自然 ·节日及庆祝活动)The World Earth Day is on April 22nd every year. The first World Earth Day was 53 years ago. It is on Saturday this year. People do many things to celebrate it. We ask some students what they do to celebrate the World Earth Day.Lisa, 16, turns off ...
The downside was that after the first week, the coarseness and other properties of the lunar soil stressed the small, flowering weeds so much that they grew more slowly than seedlings planted in fake moon dirt from Earth.坏消息是，过了一周后，月球土壤的粗糙和其他特性给初生的鼠耳芥幼苗造成了...
As the third solar term in the lunar year, its name alludes to the fact that animals sleeping in winter are awakened by spring thunder and that the earth begins to come back to life. It is the key time for spring agricultural activities. ...
Earth has one moon. 地球只有一颗卫星,是月亮。 The moons go aroundthe planets. 卫星绕着行星转。 Asteroids are big rocks. 小行星是一颗大石头。 Fun Fact: 有趣的事实: There are thousands of asteroidsin the solar system. 太阳系中有数以千计的小...
C Earth Day (球 ) is on April 22nd every year.The first Earth Day was in1970.People celebrate Earth Day in different ways. Some children in Beijing are having an art festival on Earth Day. They are drawing a big picture of the earth. Some junior high school students in Shanghai ar...
Since the first Earth Day in 1970, Americans have gotten a lot "greener" toward the environment. “We didn't know at that time that there even was an environment, let alone that there was a problem with it,says Bruce Anderson, president of Earth Day US A.But what began as nothing imp...
This year, 2024, is a leap year. 今年,2024年,是闰年。 February 29 is known as "leap day." 2月29日被称为“闰日”。 But what is behind this rare extra day on the calendar? 但日历上这罕见的额外一天背后蕴含着什么呢? Everyone knows the Earth takes 365 days to travel around the sun....
And NASA says it was the 256th spacewalk in support of the space station. 美国国家航空航天局表示,这是支持空间站的第二百五十六次太空行走。 Elsewhere in space, NASA's Orion capsule and its flight test dummies are heading home to earth. ...