評論
打印
Milky Way
銀河系
Do you know the Earth is in the universe?
你知道地球處在宇宙中嗎？
The universe is really big.
宇宙廣袤無垠。
If the universe is like a country, the Earth is like a small house.
如果把宇宙比作國家，那地球就像這個國家里的一間小房子。
The Earth and other planets circle around the sun.
地球和其他行星繞著太陽轉。
This is called the solar system.
這就叫做太陽系。
The solar system is like a small town.
太陽系就像一座小鎮。
And there are other stars near the solar system.
它附近還有其他恒星。
Those stars and our solar system make a galaxy.
那些恒星和太陽系共同組成一個星系。
The galaxy's name is the Milky Way.
這個星系稱為銀河系。
The Milky Way is a huge city of stars.
銀河系是巨大的恒星城。
There are at least 200 billion stars in the Milky Way.
銀河系里至少有兩千億顆恒星。
Is the Milky Way the only galaxy in the universe?
銀河系是宇宙中唯一的星系嗎？
No, there are billions of other galaxies too.
當然不是，宇宙中還有數十億個星系。
