Ethical behavior is something one learns from an early age by observation and from absorbing the values of his or her home, school and society.
道德行为的养成是一个人早年通过对周围的观察，从家庭，学校和社会价值中获取的。
He used the plane to make aerial surveys of the Kalahari's wildlife, and he and Delia conducted close observation of the social life of hyenas, learning about their surprisingly communal behavior.
他驾驶这架飞机对卡拉·哈里的野生动物进行空中飞行调查，同时他和迪丽娅还对鬣狗的群体生活进行了近距离观察以便了解它们令人惊奇的集群行为。
His study is based on close observation of human behavior.
他的研究是根据对人类行为的仔细观察。
应用推荐