end built-in

例句：

1. 1. The new laptop has an end built-in hard drive.
   这款新笔记本电脑有一个内置硬盘。
2. 2. The software is built-into the operating system.
   这个软件是操作系统自带的。
3. 3. The device is designed with end built-in features that make it easy touse.
   这个设备设计有内置功能，使用起来非常方便。