mam·ma·ry
adjective/ˈmæməri/
/ˈmæməri/
[only before noun] (biology)- relating to the breasts
乳房的 - mammary glands (= parts of the breast that produce milk)
乳腺
Word Originlate 17th cent.: from mamma, the milk-secreting organ of female mammals + -ary. - mammary glands (= parts of the breast that produce milk)