bosom
noun [ C usually singular ] uk/ˈbʊz.əm/ us/ˈbʊz.əm/
（女人的）乳房
a woman's breasts
a large/ample bosom 大／丰满的乳房
literary前胸;（尤指）胸怀，内心
the front of a person's chest, especially when thought of as the centre of human feelings
She held him tightly to her bosom. 她把他紧紧地拥在胸前。
A dark jealousy stirred in his bosom. 他内心生出一阵恶毒的嫉妒。
bosomy
adjective uk/ˈbʊz.əm.i/ us/ˈbʊz.əm.i/
（女人）乳房丰满的
used to describe a woman with large breasts
Idiom
in the bosom of somethingidiom formal 在（尤指家庭）的爱护下
If you are in the bosom of a group of people, especially your family, you are with them and protected and loved by them.