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1·The appearance of EI Nino is known to affect the weather around the world.

众所周知厄尔尼诺的出现，将对世界各地的天气产生影响。

2·Scientists around the world have been studying the warning of waters in the Pacific Ocean known as EI Nino.

世界各地的科学家一直在研究在被称为“厄尔尼诺”现象的太平洋海域的警告。