Rainbows
美音、自然拼读、分级阅读与词汇复习
Introduction When the Sun comes out after it rains, run outside.
导言 等太阳下雨了,就跑出去
You may see a rainbow in the sky.
你可以看见天空有彩虹
Rainbows are tricks made by light.
彩虹是光所制造的花招.
We can see them, but we can’t touch them or walk around them.
我们可以看到他们,
They seem to move away when we try to get close to them.
当我们试图接近他们时,他们似乎就搬走了。
Science can explain how rainbows happen.
科学可以解释彩虹是如何发生的.
Where and When Rainbows Appear Look around the next time you see a rainbow.
当彩虹出现时,你看到彩虹
The Sun will be shining from behind you.
太阳会从你身后闪出
There will be rain in front of you, where you’ll see the rainbow.
你们前面会下雨,
Rainbows need water drops and sunlight to form.
彩虹需要水滴和阳光来形成.
They can even form under a bright moon.
它们甚至可以在明亮的月亮下形成.
These are called moonbows.
这些被称为"月弓".
We usually see a rainbow as a half circle.
我们通常看到一朵彩虹作为半圆.
It actually forms a full circle.
它实际上形成了一个完整的圆.
From the ground, we can only see the top half.
从地上看,我们只能看到上半身.
How Rainbows Form Years ago, a French scientist studied rainbows.
彩虹如何形成 几年前,一个法国科学家研究彩虹。
He found that to see a rainbow, you must be in the right spot.
他发现看到彩虹, 你一定在正确的位置。
Knowing how light moves helps explain rainbows.
了解光线移动如何帮助解释彩虹.
Think of running on land.
考虑在陆地上跑.
Now think of trying to run through water.
现在想想怎么从水里跑出来
You will move more slowly through water because it is thicker than air.
你会在水中移动得更慢 因为水比空气还厚
In the same way, light moves faster through air than through water.
同样,光通过空气移动的速度也快于通过水.
As the light moves through water, it slows down and bends.
随着光线从水中移动,会缓慢地弯曲.
Rainbows form when water drops meet sunlight.
彩虹在水滴与阳光相会时会形成.
The light bends when it goes into each drop.
光会弯曲 当它进入每滴。
Then it reflects, or bounces, off the back of each drop.
然后它反射,或者反射, 从每滴的后部。
The light bends again as it leaves the drop.
光会再次弯曲 当它离开滴出。
This happens in millions of water drops at once, making the colors of a rainbow.
这发生在一瞬间数百万个水滴, 使彩虹的颜色。
The Colors of the Rainbow Sunlight is made up of many colors.
彩虹曙光的花色由多色相组成.
Water drops split the sunlight into different colors.
水滴将阳光分成不同的颜色.
Splitting light makes a rainbow.
分光出出一彩虹来.
You have to be in the right spot to see a rainbow.
你必须在正确的地点 看到彩虹。
Each water drop reflects colored light at a slightly different angle.
每滴出一滴水,以稍有不同的角度反映有色光.
The colors of the rainbow always appear in the same order.
彩虹的颜色总是以相同的顺序出现.
The name ROY G.
这个名字叫Roy G.
BIV can help you remember the seven main colors.
BIV可以帮助你记住七种主要颜色.
They are red, orange, yellow, green, blue, indigo, and violet.
它们有红色,橙色,黄色,绿色,蓝色,indigo和紫色等.
Conclusion Rain stops and the Sun comes out.
雨停了 太阳出来了
A beautiful rainbow sweeps across the sky.
美丽的彩虹横扫天空
Most people find it hard not to stop and stare when a rainbow appears.
当彩虹出现时,大多数人很难不停下来并凝视.