助听器较长时间不用时，应取出电池，放置在阴凉通风处。

Hearing aid is not used for a long time, you should take out the battery, placed in a cool ventilated place.

youdao

助听器较长时间不用时，应取出电池，放置在阴凉通风处。

Hearing aid is not used for a long time, you should take out the battery, placed in a cool ventilated place.

youdao