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- Biol.Data: Social animal and nocturnalism. 生物学:喜群居，夜间活动。
- A human being is a social animal. 人类是一种群居动物。
- Human beings are social animals. 人是社会性的动物。
- Man is a social animal. 人是群居的动物。
- A learning process occurring early in the life of a social animal in which a specific behavior pattern is established through association with a parent or other role model. 印刻作用，烙印社会性动物生命早期出现的认知过程，通过与父母或一个其他角色模式的接触而形成的特别的行为方式
- Wild geese are a kind of social animal, they always appear in groups. 大雁是一种群栖的动物，经常成群出现。
- Chimpanzees are social animals that live in bands. 黑猩猩是社会性的动物，他们群居生活。
- Time management “Man is first social animal, then a rational one.” Says a professor at Purdue University. 时间安排：普度大学的一位教授曾说过：“人首先是群居动物，其次是情感动物。”
- Not in passivity, but in activity lie the evil and the good of the rational social animal, just as his virtue and his vice lie not in passivity, but in activity. 有理性的社会动物的善恶不是在消极的活动中，而是在积极的活动中，正像他的德行与恶行不是在消极的活动中而是在积极的活动中一样。
- Wolves are highly social animals whose success depends upon their coopera-tion. 狼是高度群体化的动物,它们的成功依赖于合作。
- Animal lovers said it would be cruel to separate baby Veda from her grandmother, mother, brother and sister, as elephants are very social animals. 爱好动物人士说，把小葳达和祖母、母亲、兄弟和姊妹分开是残忍的事，因为大象是社会群体性非常高的动物。
- Evolutionary selection pressure has probably entrenched the behavior in social animals such as ourselves. 其原因大概是由于进化中的适者生存的压力固化了像我们这样的社会性动物的行为。
- Nowadays the lions in East Africa are apparently becoming social animals in this way. 现在东非的狮子显然就是这样逐渐变成为群栖动物的。
- There is evidence from dinosaur track ways, mass accumulations of certain dinosaur fossils, and nesting sites that dinosaurs were social animals. 恐龙的足迹，大量的化石堆积和群居的巢穴，这些证据都证明恐龙是一种群居动物。
- As indicated by the paleontological record, mammoths were social animals, just like elephants, dogs, and humans. 古生物学显示，毛象是群居动物，就如大象，够，人类。
- Dolphins are social animals that communicate with each other through squeaks and grunts. 海豚是一种群居性动物，会通过尖叫声和呼噜声相互沟通。
- Nearly all the social animals will absolutely submit to own group's strongest and most powerful and violent. 几乎所有社会性动物都绝对地屈服于本群体中强者和暴力。
- We’ve survived as social animals because we are so good at spotting selfishness and punishing antisocial behavior. 我们之所以能作为群居动物生存下来，就是因为我们视自私自利为眼中钉、肉中刺，对违反公众利益的行为严惩不贷。
- There is evidence from dinosaur track ways,mass accumulations of certain dinosaur fossils,and nesting sites that dinosaurs were social animals. 恐龙的足迹，大量的化石堆积和群居的巢穴，这些证据都证明恐龙是一种群居动物。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
