sinewy muscles 结实的肌肉
sinewy build 强健的体格
sinewy texture 坚韧的质地
A: Look at that climber; he has such a sinewy frame.
A：看那个攀岩者；他的骨架非常精干强壮。
B: Yes, his strength comes from his core stability.
B：是的，他的力量来自于核心稳定性。
1) 形容身体精干、肌肉发达。
2) 形容物体强韧、有弹性。
1. 肌肉发达的；精干的
2. 强韧的；有韧性的
adjective
1. Lean and muscular; also, having a tough or fibrous texture.
Synonym: muscular, lithe, brawny