tā / jiā / lǐ / zhuāng / le / jǐ / tái / zhuān / yè / shè / bèi / ， / zhuān / mén / yòng / lái / wā / kuàng / zhuàn / qǔ / shōu / yì / 。

他家里装了几台专业设备，专门用来挖矿赚取收益。

He has several professional devices at home specifically for mining cryptocurrency to earn income.