词根词缀：orb-, orbito-

【来源及含义】Latin: rut or track made in the ground by a wheel; circle, ring, round surface, disk

【相关描述】Also used in its extended anatomical sense as, "the portion of the skull immediately surrounding the eye".

【同源单词】anteorbital, deorbit, exorbitance, exorbitancy, exorbitant, exorbitantly

词根词缀：spheno-, sphen-

【来源及含义】Greek: a wedge; the sphenoid bone, a wedge-shaped bone found at the base of the skull

【同源单词】acanthosphenote, alisphenoid, orbitosphenoid, sphenography, sphenoiditis, sphenophallia