修改镜像源
npm config set registry https://registry.npmmirror.com
打开配置的txt文件
npm config edit
下方添加下列文字
electron_mirror=https://cdn.npmmirror.com/binaries/electron/
electron_builder_binaries_mirror=https://npmmirror.com/mirrors/electron-builder-binaries/
保存后再重新安装
npm i electron -D