要有耐心，不要放弃听力受损的朋友。

Be patient and do not give up on a friend with hearing loss.

youdao

聋的，听力受损的，和耳背的用户。

Deaf, hearing-impaired, and hard-of-hearing users.

youdao

一项报道指出：听力受损的程度取决于音量和收听时间。

"Risk for hearing damage depends on sound level and exposure time, " a statemant said.

youdao

There are about 350 million people all over the world that suffer from disabling hearing loss.

全球听力受损的人,约有三亿五千万。

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