作業系統：win10

nodejs：v10.13.0

報錯資訊：

F:\relics_protection\protection_web>npm install

> node-sass@4.9.3 install F:\relics_protection\protection_web\node_modules\node-sass
> node scripts/install.js

Downloading binary from https://github.com/sass/node-sass/releases/download/v4.9.3/win32-x64-64_binding.node
Cannot download "https://github.com/sass/node-sass/releases/download/v4.9.3/win32-x64-64_binding.node":

ESOCKETTIMEDOUT

Hint: If github.com is not accessible in your location
      try setting a proxy via HTTP_PROXY, e.g.

      export HTTP_PROXY=http://example.com:1234

or configure npm proxy via

      npm config set proxy http://example.com:8080

解決辦法：

npm i cnpm -g --registry=http://registry.npm.taobao.org
cnpm i node-sass -g

 上述辦法實測有效！