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tympanum

英 ['tɪmpənəm]美['tɪmpənəm]
  • n. [无脊椎] 鼓室;[解剖][无脊椎] 鼓膜,耳膜;振动膜

英英释意


1. the main cavity of the ear; between the eardrum and the inner ear
2. the membrane in the ear that vibrates to sound
3. a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it
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