Most of these emigrants were birds of passage who returned to Spain after a short stay.这些移民大多是短暂停留后即返回西班牙的匆匆过客。Most of these emigrants were birds of passage who returned to Spain after a relatively short stay.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。Thousands of emigrants set off for the New World full of hope.成千上万的移民满怀希望奔赴新大陆。