She felt her heartbeat quicken as he approached.是什么意思？

She felt her heartbeat quicken as he approached.

随着他的走近，她觉得自己的心跳加速了。

she

pron. 她，它；

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。

felt

n. 毛毡；v. 摸索( feel的过去式和过去分词 )，触，深感，以为；

例句
She felt as if his words had granted her absolution.
她感觉他的那番话好似给她下了道赦令。

her

pron. (she的宾格)她，(she的所有格)她的，她，指某个国家，（一艘）船；

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

heartbeat

n. 心跳，心搏，中心，感情，重要特征；

例句
I was a little breathless and my heartbeat was bumpy and fast...
我有点儿喘不上气，心脏咚咚地快速跳动着。

quicken

vt.& vi. （使）变快，增速，鼓舞，使复活；vt. 苏醒，使有生机；

例句
Ir can quicken the absorption for inflammatory exudate, and strengthen the cytophagy of leukocyte.
对炎症渗出物的吸收加快, 使白细胞吞噬功能增强.

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

approached

v. 接近，走近，靠近( approach的过去式和过去分词 )，（在性质、数量、质量、情形、时间等方面）近似，接洽，使移近；

例句
When Chappel approached me about the job, my first reaction was of disbelief...
当查普尔为这份工作找我商量时，我的第一反应是不相信。