Use only the ancillary equipment delivered with the device or suggested by the manufacturer as an option.

辅助设备的使用必须是随机附带的或者是由生产商指定。

youdao

Use only the ancillary equipment delivered with the device or suggested by the manufacturer as an option.

辅助设备的使用必须是随机附带的或者是由生产商指定。

youdao