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1
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What killed the dinosaurs?
是什麼殺死了恐龍？
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2
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What is close to a chicken and a lizard.
什麼東西的親緣關係接近雞和蜥蜴。
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3
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and older than your grandpa?
比你爺爺還老？
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4
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What is close to a chicken and a lizard and older than your grandpa?
什麼東西和雞、蜥蜴很接近，而且比你爺爺還老？
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5
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That's right, we're talking about dinosaurs!
沒錯，我們在談論恐龍！
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6
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They not only help us learn about animals today.
它們不僅幫助我們了解今天的動物。
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7
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but also help us see what life on Earth was like in the past.
也可以幫助我們了解過去地球上的生活是什麼樣子的。
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8
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Dinosaurs first appeared about 245 million years ago.
恐龍首次出現在約 2.45 億年前。
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9
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Some walked on two strong legs and were very big.
有些用兩條強壯的腿行走，體型很大。
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10
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but others walked on four legs and were very small.
但也有一些是用四腳行走的，而且體型很小。
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11
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Some even flew and ate fish insects.
有的甚至會飛來吃魚蟲。
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12
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All of the dinosaurs except the flying ones.
除飛行恐龍外的所有恐龍。
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13
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died about 66 million years ago.
死亡於大約 6600 萬年前。
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14
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All of the dinosaurs except the flying ones died about 66 million years ago.
除飛行恐龍外，所有恐龍均於約 6,600 萬年前死亡。
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15
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Many people believe a large space rock hit the Earth.
許多人相信一塊巨大的太空岩石撞擊了地球。
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16
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When it did, it made big waves and started fires.
當它發生時，引起了巨大的波浪並引發了火災。
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17
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It also made the air and water dirty.
它還使空氣和水變得骯髒。
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18
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Most dinosaurs died out and the world was changed forever.
大多數恐龍滅絕了，世界永遠改變了。
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19
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Today, our knowledge of them is found under the ground.
今天，我們對它們的了解是在地下發現的。
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20
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People studying science look at what they left behind.
學習科學的人會注意他們留下的東西。
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21
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These include their bones, teeth, and more.
這些包括他們的骨頭、牙齒等等。
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22
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Studying these parts of them is like traveling back in time!
研究它們的這些部分就像回到過去一樣！
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