单词	Happy Days are Here Again
释义	Happy Days are Here AgainˌHappy ˌDays are ˌHere Aˈgain a song that was popular in the 1930s. People sometimes say ‘happy days are here again’ when a bad situation has ended and things are getting better again.
随便看	oligarch oligarchic oligarchy oligopoly O Little Town of Bethlehem olive olive oil Oliver, Jamie Oliver Twist Olives, the Mount of Olivier, Laurence ollie -ological -ologically -ologist -ology Olsen twins Olympia Olympiad Olympian Olympic Olympic Games OM Omagh Oman

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