今天我们要学的词是restriction. Restriction是限制的意思。President Obama vowed to implement new measures to curb violence in American cities, including reasonable restrictions on gun ownership. 美国总统奥巴马誓言，要减少美国的城市暴力，包括对枪支所有权加以合理限制。The Pentagon approved a plan to lift flight restrictions on its F-22 Raptor fighter jets. 美国国防部批准了一项计划，取消对F-22猛禽战斗机的飞行限制。在刚刚结束的国际艾滋病大会中，Participants called for lifting travel restrictions on people with AIDS. 与会者呼吁取消对艾滋病患者旅行所设置的各种限制。好的，今天我们学习的词是 restriction, restriction, restriction...