RMS: The basic idea of the GNU General Public License is to assure that all users of the code have thefourfreedoms.
GNU通用公共许可协议基本的思想就是要保证所有使用代码的用户都享有那四项自由.
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That said, the single market is one of the EU's big achievements, and its "fourfreedoms" of movement-of people, goods, services and capital-are worth defending.