单词	big bang theory
释义	big bang theoryˌbig ˈbang ˌtheory noun the big bang theory the idea that the universe began with a single large explosion (the ‘big bang’), and that the pieces are still flying apart → steady state theory
随便看	Ulster Defence Regiment Ulster Democratic Unionist Party Ulster Unionists Ulster Volunteer Force ulterior ultimate ultimate fighting ultimately ultimatum ultra- Ultrabook ultramarine ultraportable ultrasonic ultrasound ultraviolet ululate ululation Uluru Ulysses um umami um and ah umber umbilical cord

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