zhè / zhī / xiǎo / niǎo / qīng / líng / de / fēi / guò / shù / shāo / hěn / kuài / xiāo / shī / zài / tiān / kōng / zhōng

这只小鸟轻灵地飞过树梢，很快消失在天空中。

The little bird flew lightly over the treetops and soon disappeared into the sky.