3,017,237 views | アニース・バージ • TED-Ed

ステロイドは筋肉にどんな影響を与えますか? 他の身体部分には?― アニース・バージ

Become a TED Member
Want to hear more great ideas like this one? Sign up for TED Membership to get exclusive access to captivating conversations, engaging events, and more!