birds of passage是什么意思
问题描述：
birds of passage是什么意思
答
birds of passage候鸟候鸟类双语例句1.Most of these emigrants were birds of passage who returned to Spain after a relatively short stay.\x09这些移民大多数都是作短暂停留后即返回西班牙的匆匆过客.2.Woodcoc...