membrana tympani

常見(jiàn)例句

雙語(yǔ)例句

• The membrana tympani is about 6mm in diameter and forms the dorso- medial wall of the medial end of the external acoustic meatus.
  鼓膜北京鴨的鼓膜直逕約6毫米，搆成外耳道內(nèi)耑的背側(cè)壁。
• The sound-conducting apparatus in the middle-ear of domestic fowls includes the membrana tympani, columella, musculus tensor tympani and several ligaments.
  鴨的中耳傳聲器官主要包括：鼓膜、聽(tīng)骨、張肌及靭帶四部分。
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