He doesn't look all that healthy for someone who exercises a lot.
"彼はたくさん運動している割には健康そうに見えない"
- He doesn't look all that healthy for someone who exercises a lot.
- He doesn't look very fit considering the fact that he exercises often.
- Despite the fact that he exercises a lot, he doesn't look very fit.
"For someone that exercises so much, he doesn't look very healthy."
"For someone that exercises so much, he doesn't look very healthy."
"for ~" 「〜には」
"someone that exercises so much" 「たくさん運動している人」
"he doesn't look very healthy" 「割に彼は健康そうに見えない」
"doesn't look" 「見えない」
"healthy" 「健康」
He doesn't look very healthy for someone who exercises a lot.
こんにちは。
さまざまな言い方ができると思いますが、下記のような英語表現はいかがでしょうか：
He doesn't look very healthy for someone who exercises a lot.
彼はたくさん運動している人にしては、あまり健康的に見えません。
ぜひ参考にしてください。
アメリカ合衆国 
オーストラリア 
