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orca

noun
🔊/ˈɔːkə/
🔊/ˈɔːrkə/
(also killer whale)
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  1. a black and white whale that eats meat逆戟鲸；虎鲸；恶鲸；杀人鲸
    Word Originlate 20th cent.: from Latin, denoting a kind of whale.