单词	penguin
释义	penguinpenguin /ˈpɛŋgwɪn/ ●●○ noun [countable] Etymology ETYMOLOGYpenguin Origin: 1500-1600 Perhaps from Welsh pen gwyn white head a large black and white Antarctic sea bird, which cannot fly but uses its wings for swimming
随便看	subtraction subtrahend subtropical subtropics suburb suburban suburbanite suburbia subvention subversion subversive subversively subversiveness subvert subway sub-zero succeed succeeding success successful successfully succession successive successively successor

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