A cold gust swept across her exposed breast, wrenching her back to reality.是什么意思？

A cold gust swept across her exposed breast, wrenching her back to reality.

一股寒气打击她的敞开的胸膛, 把她从梦幻的境地中带了回来.

cold

adj. 寒冷的，冷淡的，无情的，失去知觉的，[艺]有冷感的，冷色的；n. 寒冷，感冒，伤风；adv. 完全地；

例句
It was a cold room, but it afforded a fine view of the Old City.
这房间虽然很冷，但是它能让人将古城的景致尽收眼底。

gust

n. 一阵狂风，风味，突发的一阵，（感情）迸发；vi. （风）猛刮；

例句
A gust of wind knocked him off balance and he fell face down in the mud.
一阵大风刮得他失去平衡，脸朝下摔在泥里。

swept

v. 扫( sweep的过去式和过去分词 )，扫视，蜿蜒，步态轻盈地走；

例句
The Prime Minister swept aside concern about the rising cost of mortgages.
首相对按揭费用上涨的忧虑置之不理。

across

prep. 穿过，横穿，横过，与…交叉，在…对面；adv. 横过，越过，在对面，交叉，斜对面；

例句
Households accumulate wealth across a broad spectrum of assets...
家庭在以各种各样的资产形式积累财富。

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。

exposed

adj. 裸露的，暴露的；v. 揭露，暴露；

例句
The biggest fear among parents thinking of using the Internet is that their children will be exposed to pornography...
大多数父母认为使用因特网最可怕的是他们的孩子将接触到色情内容。

breast

n. 乳房，乳腺，胸脯，胸部，心窝，胸怀；vt. 升高，攀登，坚毅地面对，与…搏斗，挺胸迎…而上；

例句
He struck his breast in a dramatic gesture.
他动作夸张地捶打着自己的胸膛。

wrenching

n. 修截苗根，苗木铲根（铲根时苗木不起土或部分起土）；v. （猛力地）扭( wrench的现在分词 )，扭伤，使感到痛苦，使悲痛；

例句
More than half of Appalachian coal mining is done by the wrenching mountaintop removal method.
阿帕拉契山脉一半多煤矿都采用山巅移除采矿的方法.

back

n. 背，背部，背面，反面，后面，后部，（椅子等的）靠

例句
He looked back at the abject, silent girl and repeated his question.
他转过头看着这个噤若寒蝉的女孩，又重复了一遍他的问题。

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。

reality

n. 现实，现实性，真实情况，实际情形，实体，实在，事实；

例句
This device helps make virtual reality a more usable and accessible technology.
这一装置有助于使虚拟现实成为更可用、更便利的技术。