Like many first-generation immigrants, they worked hard and saved most of their earnings.和许多第一代移民一样，他们辛苦工作并把赚到的钱大部分都存起来。There were a variety of problems common to first-generation computer software programs.第一代的电脑软件程序存在各种各样的常见问题。She is a first-generation American.她是第一代美国人。