I was afraid the sickness had sapped my strength...是什么意思？

I was afraid the sickness had sapped my strength...

我担心患病已让我元气大伤。

was

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ），在，存在，不受干扰；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

afraid

adj. 害怕的，担心的，恐怕，畏惧，害怕；

例句
I am afraid the court may not adjourn until three or even later.
我担心法庭要到3点或更晚时才会休庭。

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。

sickness

n. 疾病，恶心，呕吐，弊病；

例句
When he returned, he noticed their sickness and prepared an antidote.
他回来后注意到了他们的病状，于是配制了解毒剂。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

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

sapped

adj. 受冰川作用侵蚀（或裂碎）的；v. 逐渐削弱（某人[某事物]的力量、活力等）( sap的过去式和过去分词 )，逐渐消耗（某人的力量、活力等）；

例句
I was afraid the sickness had sapped my strength...
我担心患病已让我元气大伤。

my

adj. 我的(I的所有格形式)；int. 啊呀，天啊；

例句
Racial discrimination is abhorrent to my council and our staff...
我的顾问班子和全体工作人员都对种族歧视深恶痛绝。

strength

n. 力量，优点，长处，（光、声、色等的）力度，人力[数]；

例句
Roland was taken aback by our strength of feeling...
我们反应如此强烈，令罗兰大吃一惊。