詞典flower briefly as the broad-leaved epiphyllum：曇花壹現。
詞典be a flash in the pan：曇花壹現。
詞典last briefly：曇花壹現。
詞典a nine days' wonder：曇花壹現。
詞典a flash in the pan：曇花壹現；虎頭蛇尾。