麻雀是一种常见的雀形目鸟类，在城市里随处可见。

The sparrow is a familiar ___passerine often seen in urban areas.

这种小鸟有典型的雀形目特征，比如三趾向前一趾向后的爪子。

This small bird has typical ___passerine features, like three forward-facing toes and one backward-facing toe.