强壮有力的的英文：
sinewy

The athlete has a powerful trunk.
那个运动员身躯强壮有力。

You'll get tough and strong muscle.
你的肌肉会变得强壮有力的。

His hard hands and sinewy sunburnt limbs told of labor and endurance.
他粗糙的双手,被太阳哂得发黑的健壮四肢,均表明他十分辛勤,非常耐劳。

Joseph was an elderly, nay, an old man: very old, perhaps, though hale and sinewy.
约瑟夫是个上年纪的人，不，简直是个老头——也许很老了，虽然还很健壮结实。