Elephants are social creatures. They sometimes hug by wrapping their trunks together in displays of greeting and affection.
大象是社会的生物，它们有时一起用鼻子互相缠绕作为拥抱，表示问候和爱慕之情。
The family social system teaches children how to relate to others, share toys and responsibilities, set boundaries, settle arguments, display affection, and other important lessons.
家庭作为社会体系的基石，教会孩子怎样与他人相处、分享玩具、承担责任、设立界限、解决争端、表达情感以及其他重要课程。
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