Hearing Aids Most deaf children have a small but useful portion of residual hearing which can be exploited by amplification of sound.

助听器大部分聋哑儿童会有一点点听力能力，可以通过放大声音来利用。

The deaf community is made up of a diverse group of people who have a wide range of residual hearing.

聋人社区由具有广泛残余听力的不同人群组成。

Thus, for proper communication, there is need either to improve hearing through amplification of the residual hearing or cochlear implants and in the absence of feasibility of developing the auditory faculty, to develop visual or tactile means of communication.

因此，为了正确的沟通，需要通过放大残余听力或植入人工耳蜗来改善听力，在缺乏发展听觉能力的可行性的情况下，需要发展视觉或触觉沟通方式。