哺乳 bǔrǔ suckle Origin Definitions Defs Strokes Stroke Words Sentences Sents 哺乳动物 bǔrǔdòngwù mammal 哺乳期 bǔrǔqī lactation The period during which a mother breastfeeds or produces milk for her young.哺乳类 bǔrǔlèi mammals 哺乳类动物 bǔrǔlèidòngwù mammals 哺乳纲 bǔrǔgāng Mammalia Mammalia, the class of mammals