单词	tra-la
释义	tra-la trəˈlä, (ˈ)trä¦lä variants or tra-la-la ¦trälə¦lä or less commonly tralira ¦trälə¦rä —used to suggest gaiety, lightheartedness, or playful derision especially in song Word History Etymology origin unknown
随便看	helpdesks helped helped off helped on helped out helper helper T cell helpers helpful helpfuler helpfulest helpfuller helpfullest helpfullier helpfulliest helpfully helpfulness helpfulnesses helping helping card helping hand helping hands helping off helping on helping out

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