Graham began to cough violently...是什么意思？

Graham began to cough violently...

格雷厄姆开始剧烈咳嗽。

Graham

adj. 全麦（面粉）的，粗面粉的；

例句
Can you beat it; there was Graham Greene in Freetown and there was I on the other side of Africa.
真是岂有此理！格雷厄姆·格林在弗里敦，而我却在非洲的另一边。

began

v. 开始( begin的过去式 )，着手，创始，创办；

例句
He began comically ad-libbing a script...
他即兴调侃起了一段剧本。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

cough

vt.& vi. 咳嗽，（引擎等）发噗噗声，咳出；n. 咳，咳嗽，咳嗽病，（机关枪等的）连续发射声；

例句
Graham began to cough violently...
格雷厄姆开始剧烈咳嗽。

violently

adv. 激烈地，暴力地，狂暴地，极度地；

例句
They reacted violently to the news...
他们对这条新闻反应强烈。