ectotympanic ring造句
造句与例句
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- These include the aforementioned four-toothed toothcomb, an inflated auditory bulla ( bony structure that encloses part of the middle and inner ear ), and an intrabullar ectotympanic ring ( bony ring that holds the eardrum ).
- In odontocetes, the tympanic membrane ( or ligament ) has the shape of a folded-in umbrella that stretches from the ectotympanic ring and narrows off to the malleus ( quite unlike the flat, circular membrane found in land mammals . ) In mysticetes, it also forms a large protrusion ( known as the " glove finger " ), which stretches into the external meatus and the stapes are larger than in odontocetes.
- It's difficult to see ectotympanic ring in a sentence. 用ectotympanic ring造句挺难的
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