多亏了她还有一只手空着才没让自己倒下去。用英语怎么说？

多亏了她还有一只手空着才没让自己倒下去。

She checked her fall with her free arm.

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。

checked

adj. 方格图案的，受阻的，封闭的；v. 检查，核对(check的过去式和过去分词)；

例句
The assistant took the book and checked the price on the back cover...
店员拿起书，核对了一下封底的定价。

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。

fall

v. 落下，跌倒，减少，沦陷；n. 落下，瀑布，秋天，减少；

例句
Whenever I get into a relationship, I always fall madly in love...
我每次谈恋爱都深陷其中，无法自拔。

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。

free

adj. 自由的，免费的，免税的，空闲的；adv. 免费地，自由地，无拘束地，一帆风顺地；vt. 免除，释放，使自由，解救；

例句
While economists are free to theorise, company chairmen are concerned with actualities.
经济学家们可自由创建理论，公司总裁们则关心现实情况。

arm

n. 臂，武器，[复数]战事，权力；vi. 准备（斗争），准备行动（against）；vt. 装备（防御工事），准备（攻击或迎击），配备，防护；

例句
He has never put an arm around his wife to accommodate photographers...
他从未为了迎合摄影师而搂住妻子。