sudo apt-get install curl
对于Node.js v4
curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash -sudo apt-get install -y nodejs
对于Node.js v5：
curl -sL https://deb.nodesource.com/setup_5.x | sudo -E bash -sudo apt-get install -y nodejs
Node.js v6：
curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash -sudo apt-get install -y nodejs
Node.js v7：
curl -sL https://deb.nodesource.com/setup_7.x | sudo -E bash -sudo apt-get install -y nodejs
Node.js 8：
curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -sudo apt-get install -y nodejs
https://nodejs.org/en/download/package-manager/
