DB

例句：

1. 1. The database is full of information about the company's history.
   这个数据库包含了公司历史的大量信息。
2. 2. The database administrator needs to update the software regularly.
   数据库管理员需要定期更新软件。
3. 3. The database contains millions of records, which makes it difficult to search for specific information.
   数据库包含数百万条记录，这使得搜索特定信息变得困难。