I felt lousy the first couple days but then my energy surged. I also felt more clear-headed than ever, as if a "fog of brain" had been lifted; it felt like my brain had gotten a CPU and a RAM upgrade.

开头几天我觉得很恶心，但后来，我的精力大幅增加，头脑也变得前所未有的清醒，就像有种“脑雾”之类的东西被驱散了一般；就像我脑子里的CPU和内存升级了似的。

youdao

I felt lousy the first couple days but then my energy surged. I also felt more clear-headed than ever, as if a "fog of brain" had been lifted; it felt like my brain had gotten a CPU and a RAM upgrade.

开头几天我觉得很恶心，但后来，我的精力大幅增加，头脑也变得前所未有的清醒，就像有种“脑雾”之类的东西被驱散了一般；就像我脑子里的CPU和内存升级了似的。

youdao