那个攀岩者有着精瘦的体格，这赋予了他惊人的力量。

The rock climber has a ___wiry frame that gives him surprising strength.

他的胡须又粗又硬，摸起来像钢丝一样。

His ___wiry beard felt like steel wire when touched.

他的头发又细又硬，像金属丝一样。

He has ___wiry hair that feels like thin metal strands.