subito

<意>adv.[音]骤起地,急速地

立刻；突然地；马上

副词

1、He stopped his car subito and rushed to help the injured person.
他立刻停下车，冲过去帮助那个受伤的人。
2、The music suddenly changed tempo, becoming faster subito.
音乐突然改变了节奏，立刻变得更快了。