gaiety/ˈgeɪətɪ; `ɡeətɪ/ n[U]merriment; cheerfulness; being gay(2) 快乐; 欢乐; 愉快 The colourful flags added to the gaiety of the occasion. 彩旗给这次盛会增添了欢乐的气氛. Cf 参看 gayness (gay).
牛津英汉双解词典