Pycharm安裝lxml失敗！！求各位大佬幫忙

Pycharm安裝lxml失敗！！求各位大佬幫忙detail就是這個 而且我單獨下載文件下來pip install G:\桌面文件1\lxml-4.5.0-cp38-cp38-win_amd64.whl 也報錯爲lxml-4.5.0-cp38-cp38-win_amd64.whl is not a supported wheel on this platform.求大佬們幫幫忙！！跪謝！！

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