areola
noun /əˈriːələ/
/əˈriːələ/
(plural areolae
(anatomy /əˈriːəliː/
/əˈriːəliː/
)- the round area of skin around the nipple
乳晕 词源mid 17th cent. (in the sense ‘small space or crack’): from Latin, literally ‘small open space’, diminutive of area, literally ‘vacant piece of level ground’.