更多presternum例句

1. The sternum of the Balæna consists of a broad, flattened, heart-shaped or oval presternum.
2. The presternum is as a rule small and compressed, often much keeled, especially in the horse and tapir.
3. In the ant-eaters and armadillos the presternum is broad and sometimes as in Priodon strongly keeled.
4. In all bats the presternum has a prominent keel for the attachment of the great pectoral muscles.
5. The two clavicles are joined across the top of the presternum by an interclavicular ligament.