protectorate

protectorate
/prəˈtektərət; prə`tɛktərət/ n
country that is controlled and protected by a more powerful country 受较强之国家支配和保护的国家或地区; 受保护国; 受保护领地
    He had been Governor of a British Protectorate. 他做过英国保护领地的总督. Cf 参看 colony1.

牛津英汉双解词典