游泳速度是奧林匹克紀(jì)錄保持者的n倍?誰!
Unitrans世聯(lián)
| 文章轉(zhuǎn)載自 21英語微商城 21世紀(jì)英文報(bào)
The ocean has many good swimmers. Sailfish (旗魚) are some of the fastest swimmers. A sailfish can swim up to 110 kilometers per hour! 大海里游得最快的動物是誰?旗魚就是其中之一!它的最高速度可達(dá)110公里/時(shí)!
Why can sailfish swim so fast? Large gill 魚鰓 I get more oxygen (氧氣) from the water. 旗魚的魚鰓可以幫它從水里獲得更多氧氣。
Who is faster?
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