dì / di / bǎ / bō / li / qiú / fàng / zài / shǒu / xīn / lǐ / zǐ / xì / de / guān / chá / tā / de / yán / sè

弟弟把玻璃球放在手心里，仔细地观察它的颜色。

My younger brother put a marble in his palm and carefully observed its color.