She is a skier who is unafraid of danger.是什么意思？

She is a skier who is unafraid of danger.

她是一名敢于冒险的滑雪者.

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。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

skier

n. 滑雪的人；

例句
...a lone skier gliding along smooth double tracks.
独自沿平滑的双轨雪道滑行的滑雪者

who

pron. 谁，什么人，关系代词，有先行词，孰；

例句
The last French king was Louis Philippe, who abdicated in 1848.
法国末代国王是1848年逊位的路易·菲力普。

unafraid

adj. 不害怕的，无所畏惧的，不怕羞的；

例句
He is unafraid to move with the times...
他敢于与时俱进。

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。

danger

n. 危险，危险物，威胁；

例句
Many schools were in danger of closing because the children were bused out to other neighborhoods.
很多学校面临倒闭的危险，因为学生被校车送到其他社区就读了。