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- To draw milk from a female mammal. 挤奶从雌性哺乳动物身上挤奶
- To draw milk from the teat or udder of a female mammal. 从雌性哺乳动物的乳头或乳房中挤奶。
- To draw milk from the teat or udder of(a female mammal. 挤奶从（雌性哺乳动物）的乳头或乳房中挤奶
- To draw milk from the teat or udder of(a female mammal). 盛放婴儿奶粉的瓶子；有橡胶奶头。
- Half a century ago scientists found the first hints that the hormones of pregnancy spur a female mammal's ardor for its offspring. 怀孕时的激素唤起了雌性哺乳动物照顾子女的热情，这种现象最早是半世纪前的科学家发现的。
- A whale is no less a mammal than a horse is. 鲸鱼和马一样都是哺乳动物。
- Lactation: Production of milk by female mammals after giving Birth . 泌乳:妇女生育后分泌乳汁的现象。
- The whale is the largest mammal in creation. 鲸是世上最大的哺乳类动物。
- The passage leading from the opening of the vulva to the cervix of the uterus in female mammals. 阴道雌性哺乳动物的从外阴阴门处通向子宫颈的通道
- An organ of female mammals that contains milk-producing glands; a mammary gland. 乳房雌性哺乳动物所具有的一种器官，内有能产生奶汁的腺体；乳腺
- Milk:Liquid secreted by the mammary glands of female mammals to nourish their young. 奶:雌性哺乳动物在产后一段时期从乳腺分泌的汁液,可用来喂养幼雏。
- Femal mammal 雌性哺乳动物
- Milk: Liquid secreted by the mammary glands of female mammals to nourish their young. 奶:雌性哺乳动物在产后一段时期从乳腺分泌的汁液，可用来喂养幼雏。
- An organ of female mammals that contains milk - producing glands;a mammary gland. 乳房雌性哺乳动物所具有的一种器官，内有能产生奶汁的腺体;乳腺
- A baglike organ containing the mammary glands,characteristic of certain female mammals,such as cows,sheep,and goats. 乳房含有乳腺的袋状器官，是某些雌性哺乳动物的特征，如乳牛、绵羊和山羊。
- A hollow muscular organ located in the pelvic cavity of female mammals in which the fertilized egg implants and develops. 子宫女性哺乳动物体内位于盆腔里的中空的肌肉器官，受精卵可在里面生长发育
- Whale is not a fish; it is a mammal. 鲸不是鱼类，它是一种哺乳动物。
- The bat is the only mammal that can fly. 蝙蝠是唯一会飞的哺乳动物。
- Dolly was not only the largest mammal ever cloned. 多利不仅是克隆过的最大型的哺乳动物，
- A coating similar to the pelt of a mammal. 皮子象哺乳动物毛皮的覆盖层
