file retention period

例句：

1. 1. Thecompany has set a record retention period of three years for all its data.
   该公司为所有数据设定了三年的记录保留期。
2. 2.The law requires businesses to maintain records for at least five years, which is part of the record retention period.
   法律要求企业至少保留五年的记录，这是记录保留期的一部分。
3. 3. The government has announced that it will increase the record retention period for financial transactions from six months to oneyear.
   政府宣布将金融交易的记录保留期从六个月增加到一年。