当女性怀孕时，她的乳房往往会变大。

When a woman becomes pregnant, her ___breasts tend to grow larger.

乳腺癌的早期检测能显著改善治疗效果。

Early detection of ___breast cancer significantly improves treatment outcomes.

婴儿通常从母亲的乳汁中获取必需营养。

Babies often obtain essential nutrients from their mother's ___breast milk.