noun ダウンロード 🔗共有 色素沈着 Coloration of human, plant or animal tissue, especially by pigment. Examples : "The baby was born with very little pigmentation in her skin and hair, making her look almost translucent. " 赤ちゃんは肌と髪の色素沈着が非常に少なく、ほとんど半透明に見えました。 color medicine physiology appearance biology anatomy human animal plant AIとチャット語彙ゲーム読解練習