下載：wget https://nodejs.org/dist/v14.15.4/node-v14.15.4-linux-x64.tar.xz
解壓：
tar -xvf node-v14.15.4-linux-x64.tar.xz
mkdir -p /usr/local/nodejs
mv node-v14.15.4-linux-x64/* /usr/local/nodejs/
軟連結：
ln -s /usr/local/nodejs/bin/node /usr/local/bin
ln -s /usr/local/nodejs/bin/npm /usr/local/bin
淘寶映象：
npm config set registry https://registry.npm.taobao.org
npm config list