| 释义 |
proal, a. Physiol.|ˈprəʊəl|
[f. Gr. πρό before + -al1.]
Having a forward direction or motion: said of the lower jaw in mastication.
1888Cope in Amer. Nat. Jan. 7 note, The propalinal mastication is to be distinguished into the proal, from behind forwards,..and the palinal, from before backwards. |