“受限制”的英语？

凭本车票在七日内可自由乘车不受限制。The ticket gives you unlimited travel for seven days.渔船因非法侵入受限制水域而被扣押.The fishing boat was seized for its trespass into restricted waters.欧盟的公民在欧盟境内可以不受限制地出入各国.Citizens of the EU can travel without rest...