freely是副词没有比较级和最高级，一般只有形容词有比较级和最高级。
freelyadv.不受限制地；无拘无束地；自由地；无阻碍地
It was obvious that money flowed freely in their family.
显然他们家族有的是钱。
This can prevent air from flowing freely to the lungs.
这可以防止空气任意流入肺部。
EU citizens can now travel freely between member states.
欧盟国家的公民现在可以在成员国之间自由旅行。
