求翻译：也许是因为自己是家里的独生子，从小时候看到别人家里的孩子都是两三个的玩得很开心、热闹。长时间的在家里独处，养成了一种孤僻、内向的性格。小时候就很羡慕那些人是什么意思？

Maybe because he is the only child of the family, was young, I see someone home when kids are playing two or three very happy, lively. At home alone for a long time, habit of a solitary and introverted personality. When I really envy those people