基本的自我识别是与其他动物交流的关键；有了这个知识，婴儿们开始一摇一摆地进入了社会性的世界。

Basic self-recognition is key to being able to relate to others; with this knowledge infants take their first faltering steps into the social world.

youdao

基本的自我识别是与其他动物交流的关键；有了这个知识，婴儿们开始一摇一摆地进入了社会性的世界。

Basic self-recognition is key to being able to relate to others; with this knowledge infants take their first faltering steps into the social world.

youdao