bosom
/ˈbuzəm; `bʊzəm/ n
1 [C] person's chest, esp a woman's breasts （人的）胸部; （尤指女子的）乳房
hold sb to one's bosom 把某人搂在自己的怀里
She has a large bosom. 她的乳房很大.
2 [C] part of a dress covering the bosom （衣服的）胸部.
3 [sing] the ~ of sth loving care and protection of sth 对某事物的关怀和保护
live in the bosom of one's family 在家庭的关怀中生活
welcomed into the bosom of the Church 欢迎投入教会的怀抱.