Sarah lifted her hand and started twirling a strand of hair.是什么意思？

Sarah lifted her hand and started twirling a strand of hair.

萨拉抬起手来开始用手指缠绕一缕头发。

Sarah

n. 莎拉；

例句
Since he came to live with me, we have been subject to a campaign of spite and revenge which makes Lady Sarah appear angelic by comparison.
自从他来与我同住，我们之间便摩擦不断;相比之下，萨拉夫人倒显得一副菩萨心肠。

lifted

v. 举起，抬起( lift的过去式和过去分词 )，提高，运送，解除（封锁、包围等）；

例句
Argentina has lifted all restrictions on trade and visas are about to be abolished...
阿根廷已经取消所有贸易限制，签证制也将废止。

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。

hand

n. 手，协助，帮助，（工具等的）把，柄，掌管；vt. 传递，交给，搀扶，支持；

例句
His hand brushed against hers; it could have been either accidental or deliberate.
就在有意无意间，他的手轻轻拂过她的手。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

started

v. 出发，启程( start的过去式和过去分词 )，起动，提出（问题），开办；

例句
He started eating an apple...
他开始吃苹果。

strand

n. （绳子的）股，绞，海滨，河岸，（思想等的）一个组成部分；vt. 使滞留，使搁浅，使陷于困境；vi. 搁浅，陷入困境；

例句
She was elegantly dressed with a double strand of pearls about her neck.
她着装典雅，搭配着一条双层珍珠项链。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

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

hair

n. 头发，毛发，（动、植物的）毛，一丝丝，些微，毛发织物；

例句
The wind pushed his hair across his face.
他的发丝随风拂面。