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1.The hearing-aid tube is a small tube that helps people with hearing loss hear better.
助听器管是一种小管，帮助有听力损失的人听得更好。
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2.The hearing-aid tube is inserted into the ear canal and helps transmit sound waves to the inner ear.
助听器管插入耳道，帮助将声波传输到内耳。
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3. The hearing-aid tube is made of plastic and is designed to be comfortable for the user.
助听器管由塑料制成，旨在为用户提供舒适的使用体验。