deaf-aid

例句：

1. 1. He received a hearing aid after his surgery.
   他在手术后接受了助听器。
2. 2. The hearing aid helps people with hearing loss to communicate more effectively.
   助听器帮助听力受损的人更有效地交流。
3. 3. Many children rely on their parents for assistance when they are deaf-aid.
   许多孩子在成为聋人辅助设备时需要父母的帮助。