Hearing difficulties can slow down a child's linguistic development.听觉障碍会阻碍儿童的语言发展。Martineau was very hard of hearing.马蒂诺有严重的听觉障碍。The hearing-impaired say digital phones interfere with hearing aids.听觉障碍者反映数字电话会对助听器造成干扰。All programmes are signed for the hearing-impaired.所有节目都为听觉障碍患者提供了手语翻译。