栖鸟类

perching birds───雀形目，栖离

beaching berm───滩涂护堤

forcing bid───强制投标

marching band───军乐队；奏进行曲作操练表演的乐队

marching girl───n.行军女队

marching bands───游行乐队；仪仗队(marchingband的复数)

marching girls───n.行军女队

dollying bird───年轻貌美的摩登女子

forcing bids───强制投标

the longest river wetland of our nation, the wetland of the Tarim River in Xinjiang is the important region for many kinds of bird perching and reproduction.───新疆塔里木河湿地是我国最长的内陆河流湿地，是多种 鸟类栖息与多种候鸟 迁徙中转、繁殖的重要区域。

Perching on a twig, the bird sang day after day for the tree. And the tree listened the bird's song day in, day out.───鸟儿坐在树枝上，天天给树唱歌，树呢，天天听着鸟儿唱。

With a long neck, tail and muscular legs this perching bird has an unusual appearance.