wiry
adjective uk/ˈwaɪə.ri/ us/ˈwaɪr.i/
（人或动物）瘦而结实的
(of people and animals) thin but strong, and often able to bend easily
He has a runner's wiry frame. 他的身材像跑步运动员一样瘦而结实。
（头发）硬的，粗硬的
Wiry hair is strong, thick, and rough to touch.