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1.The vestibular dilator is an important part of the inner ear.
耳蜗扩张器是内耳的重要组成部分。
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2.The vestibular dilator helps to maintain balance in the head.
耳蜗扩张器有助于保持头部平衡。
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3. The vestibular dilator was designed to improve hearing in people with hearing loss.
耳蜗扩张器被设计来改善有听力损失的人的听力。