Firmware
01
固件, 韧体
(computing) a type of software stored in a way that it cannot be modified or erased
例子
The router 's firmware was updated to fix security vulnerabilities.
路由器的固件已更新以修复安全漏洞。
You need to reinstall the firmware if the device is n’t working properly.
如果设备无法正常工作，您需要重新安装固件。
