a fit of 突发一阵,阵发

例句：That night, on his way back from school, Phatik had a bad headache with a fit of shivering.
当晚，法提克正要从学校回家，突然感到头痛，伴随着一阵发抖。
 

break away (from) 突然离开,脱离;放弃(传统等)

例句：You never break away from it and it becomes the rest of your life.
有的事，你永远不能从中抽脱，慢慢它就变成了你剩下的生命。
 

break off 折断;突然中断或停止

例句：The two West African states had broken off relations two years ago.
这两个西非国家两年前已终止了关系。
 

break out 爆发;突然发生

例句：He was 29 when war broke out.
战争爆发时他29岁。
 

burst out 突然说出;突然(哭、笑、叫)起来

例句：The class burst out laughing.
全班爆发出笑声。
 

cross one's mind 突然想起;突然从脑海中掠过,想起来

例句：Whenever I write a poem these words always cross my mind.
在我写诗的时候,他的这些话常闪掠过我的心头。
 

jump out at 突然出现;一下子吸引住

例句：With my eyes refreshed after a year’s absence, things began to jump out at me that I may have noticed before but never fully articulated.
在我离开一年后再来用新的眼光审视这一切时，事情突然都一一出现在我面前，或许我以前也注意到过，但从未完整地描述清楚过。
 

on short notice 在很短的时间内(突如其来,无充分的准备时间)

例句：The holiday season can make finding matching outfits difficult if they are done on short notice.
如果是临时通知的话，那么在假期要找到相配的服装就会变得很困难。
 

pop up 突然出现

例句：She was startled when Lisa popped up at the door all smiles.
莉萨满面笑容地突然出现在门口时她吃了一惊。
 

spring up 突然出现;迅速生长

例句：New theatres and arts centres sprang up all over the country.

新的剧院和艺术中心在全国雨后春笋般涌现出来。