沉浸

immerse; soak; steep; submerge; engross; be absorbed in; be immersed in; be engrossed in; be steeped in; be permeated with; bask in; immersion; absorption

节日

festival; holiday; feast; feast day; fiesta; festive

气氛

atmosphere; ambiance; mood; feel; climate; air; tone; spirit; vibe; aura; flavour