zhè / zhāng / zhào / piàn / lǐ / de / tā / xiào / de / hěn / kāi / xīn / lù / chǐ / de / xiào / róng / shí / fēn / zì / rán

这张照片里的他笑得很开心，露齿的笑容十分自然。

He looks very happy in this photo, with a completely natural toothy smile.