() [] the ability of a company to keep its employees; the fact of this happening 留住，留用（员工）◆Call centres are looking at ways to improve recruitment and retention. 呼叫中心正在研究改进招聘和留住人才的方法。◆Employee retention has improved dramatically. 员工续聘有了显着好转。
[] the fact of keeping sb or sth 保留；保持；维持◆The company was instructed to improve its document retention policy. 这家公司已经被责令改进其文件保管政策。
() retentions [] part of the money that is owed to sb for work they have done that is not paid until the work is completed in a satisfactory way 保留款（保留至工作圆满完成才予支付的那部分款项）