The outer ear includes the ear lobe and external auditory canal, which funnels sound waves toward the eardrum (or tympanic membrane) allowing it to vibrate.
外耳包括耳垂和外耳道——用于把声波引入鼓膜，使之振动鼓膜。
The outer ear includes the ear lobe and external auditory canal, which funnels sound waves toward the eardrum (or tympanic membrane) allowing it to vibrate.
外耳包括耳垂和外耳道——用于把声波引入鼓膜，使之振动鼓膜。
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