A sinewy person has a thin body and strong muscles you can see — not soft, not heavy, but strong in a lean way. Writers use it for athletes, dancers, farm workers, older people who are still tough. A sinew is the strong cord that joins muscle to bone; sinewy means “full of that kind of strength.” Though actually, the word has other lives.

A sinewy person精瘦結實的人 has有 a thin body and strong muscles you can see瘦瘦的身體，加上看得出來的結實肌肉 not soft, not heavy不軟、不臃腫 but而是 strong in a lean way一種精實的強壯 Writers作家 use it形容 athletes, dancers, farm workers, older people who are still tough運動員、舞者、農場工人，還有依然硬朗的老人家 A sinew筋 is是 the strong cord that joins muscle to bone連接肌肉和骨頭的那條強韌的筋 sinewy精瘦結實 means指的是 "full of that kind of strength."「充滿那種力量」 Though actually不過其實 the word這個字 has other lives還有別的用法

Meat that is sinewy is full of those tough cords and hard to chew — not a compliment on a plate. And people call writing or an argument sinewy when it is lean and strong, with no extra fat.

Meat肉 that is sinewy如果sinewy is是 full of those tough cords滿是那種難咬的筋 and而 hard to chew咬不動 not不是 a compliment on a plate放在盤子上的稱讚 And而 people人們 call writing or an argument sinewy也會把文章或論點叫做sinewy when it is lean and strong當它精實有力 with no extra fat沒有多餘的贅肉

For a body, it is usually praise; for a steak, it is a complaint.

For a body對身體來說 it它 is usually praise通常是稱讚 for a steak對牛排來說 it它 is a complaint是抱怨

Skinny only says there is little flesh. Sinewy says the flesh that is there is strong.

Skinnyskinny only只 says說的是 there is little flesh肉很少 Sinewysinewy says說的是 the flesh that is there is strong有的那些肉是結實的