n.反刍动物
adj.反刍的，沉思默想的

Cows are ruminants, which means they have a complex digestive system designed to break down tough plant material.
牛是反刍动物，这意味着它们拥有一个复杂的消化系统，能分解坚韧的植物材料。
Deer are also ruminants and can be seen grazing in fields for hours on end.
鹿也是反刍动物，你经常可以看到它们在草地上长时间地咀嚼食物。
Giraffes, with their long necks, are ruminants that feed on leaves and twigs high up in trees.
长颈鹿，因其长颈，是反刍动物，以高树上的树叶和小枝为食。
Camels are desert-adapted ruminants capable of surviving long periods without water.
骆驼是适应沙漠环境的反刍动物，能在没有水的情况下长时间生存。
Antelopes, like deer, are ruminants and play an important role in grassland ecosystems.
羚羊和鹿一样，是反刍动物，在草原生态系统中扮演重要角色。
Sheep are domesticated ruminants, raised primarily for their wool and meat.
绵羊是驯化的反刍动物，主要被饲养用于获取羊毛和肉。
Goats, known for their agility, are versatile ruminants that can thrive in various environments.
山羊，以其敏捷性著称，是一种适应力强的反刍动物，能在多种环境中生存。
Alpacas, part of the camelid family, are ruminants native to South America.
羊驼属于骆驼科，是原产于南美洲的反刍动物。
The digestive system of a ruminant, like a cow, allows it to extract nutrients from otherwise indigestible plant matter.
像奶牛这样的反刍动物的消化系统，能让它们从原本无法消化的植物物质中提取营养。
Ruminants, such as bison, have a four-chambered stomach to facilitate the breakdown of fibrous vegetation.
野牛等反刍动物拥有四个室的胃，有助于纤维素植物的分解。