1. enter suddenly;smash into 闖入;破門而入
The police burst into the room. 警察突然闖進了房間。
2. begin suddenly 突然開始;突然…起來
The audience burst into applause. 觀眾突然報以熱烈的掌聲。
Mary burst into laughter. 瑪麗突然大笑起來。
The sad story made the girl burst into tears. 悲慘的故事使那女孩突然哭起來。