burst t out爆发
burst t out laughing突然笑起来;哄堂大笑
burst open out迸发
burst t out doing突然
the moment of strength burst-out发力时机
burst out laughing突然大笑起来;突然笑了起来
burst out doing突然;爆发;突然做某事;突然大笑起来
burst out laughellong俄然笑起来
Andy Burst Out Laughing安迪大笑起来
PHRASAL VERB（动词词组） If someone bursts out laughing, crying, or making another noise, they suddenly start making that noise. You can also say that a noise bursts out. 突然爆发出
The class burst out laughing.
全班爆发出笑声。