嬉皮笑脸 (嬉皮笑臉) xī pí xiào liǎn

xī pí xiào liǎn set phrase laughing mischievously
Domain: Idiom 成语 , Subdomain: , Concept:
Notes: (CC-CEDICT '嬉皮笑臉'; Guoyu '嬉皮笑臉')