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- It is regarded as a natural behavior that a man helps the old down stairs. 帮助老人下楼被认为是理所当然的行为。
- Interested visitors can also feed the abalone for themselves and observe up close their every move and natural behavior. 有兴趣的民众亦能喂食九孔，进一步接触，观察九孔一举一动，了解其生活形态。
- The true outdoor life enables the pigs to exhibit their natural behavior all the time, HAPPY PIGS PRODUCE THE TASTIEST PORK. 生活快乐的猪产出的猪肉也会香美！
- It's only human nature to want a comfortable life. 想过舒适的生活不过是普通人的本性。
- Emphasizes ethological studies of natural behavior patterns and their analysis in laboratory work, with contributions from field biology (mammology, primatology), sociobiology, and comparative psychology. 强调自然行为的动物行为学研究和实验室分析，以及田野生物学(哺乳动物学、灵长类动物学)、社会生物学和比较心理学的相关研究。
- It emphasizes ethological studies of natural behavior patterns and their analysis in laboratory work, with contributions from field biology (mammology, primatology), sociobiology, and comparative psychology. 它强调在自然行为模式上及实验室工作分析方面的动物行为研究，加上野生生物学（哺乳动物学，灵长类动物学），社会生物学及比较心理学的贡献。
- All nature seemed pregnant with life. 整个大自然似乎充满了活力。
- As the number of stray cats increase, some of their natural behavior - such as territorial marking by spraying, and scrounging garbage for food - is cause for distress to the society. 街猫数目日渐增加，牠们的生活习惯，例如：利用尿液和粪便佔领及争夺，领土或于垃圾堆中捣蛋，均为社会大众带来困扰；
- He knows nothing of the nature of my work. 他一点也不了解我的工作性质。
- The girl is of a confiding nature. 这女孩具有轻信别人的性格。
- We enjoyed the beauty of nature. 我们欣赏大自然的美。
- Perhaps it is our human nature to be nostalgic. 也许是人类天生有一种思古之幽情。
- She had an eye for the beauty of nature. 她有鉴赏自然美的眼力。
- She hasn't much feeling for the beauty of nature. 她对大自然的美缺少鉴赏力。
- Her sad looks reflected the nature of her thoughts. 她面带忧伤显出心事重重。
- It is one of the strangest things in nature. 那可真是奇怪的东西之一。
- Nature seems to be wakened from a deep sleep. 大自然好像从沉睡中被唤醒。
- I think we shall drink to the bounty of nature. 我想我们应该为造物主的慷慨赐予而乾杯。
- Human nature revolts at such a crime. 人性厌恶这样的罪行。
- Chemists study the nature of gases. 有的化学家研究气体的性质。
