aria2c命令
==================

说明::

  The next generation download utility

实例::

  https://aria2.github.io/
  https://github.com/aria2/aria2
  https://blog.icehoney.me/posts/2015-01-31-Aria2-download

安装::

  brew install aria2


实例::

  $ aria2c http://example.org/mylinux.iso