wget https://registry.npmmirror.com/-/binary/node-sass/v7.0.1/linux-x64-83_binding.node -O node_modules/_node-sass@7.0.1@node-sass/vendor/linux-x64-83/

或者 npm i node-sass --sass_binary_site=https://npm.taobao.org/mirrors/node-sass/

nvm设置镜像 export NVM_NODEJS_ORG_MIRROR=https://npmmirror.com/mirrors/node/