坚强的老人用巨大毅力与疾病作斗争.用英语怎么说？

坚强的老人用巨大毅力与疾病作斗争.

The doughty old man battled his illness with fierce determination.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

doughty

adj. 强的，刚强的，勇敢的，强悍；

例句
His doughty campaigns for the underprivileged have earned him national respect.
他为弱势群体奔走呼号，赢得了全国的尊敬。

old

adj. 老的，古老的，以前的，（用于指称被替代的东西）原来的；n. 古时；

例句
She was old enough to absent herself from the lunch table if she chose...
她长大了，可以自己做主不来吃午餐了。

man

n. 男人，人类，男子汉，雇工；vt. 使振作，操纵，给…配置人员，在…就位；int. （表示惊讶、气愤等）嘿，天哪；

例句
Derek was taken aback when a man answered the phone.
德里克吓了一跳，居然是一个男的接的电话。

battled

v. 与[对]…作战，争斗( battle的过去式和过去分词 )；

例句
Thousands of people battled with police and several were reportedly wounded...
数千人与警方发生冲突，据报道有数人在冲突中受伤。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

illness

n. 疾病，某种具体疾病，不健康；

例句
Although his mental illness had coincided with his war service it had not been caused by it...
虽然他的精神病刚好在他参战期间发作，但并不是由此引起的。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

fierce

adj. 凶猛的，残忍的，猛烈的，狂热的；

例句
There were fierce attacks on the BBC for alleged political bias.
英国广播公司因被指具有政治偏见而遭到猛烈抨击。

determination

n. 决心，决定，确定，[物]测定，计算；

例句
...their determination not to be bowed in the face of the allied attacks.
他们绝不在联合攻击面前丧失斗志的坚定决心