when i Go Out i am very happy on the surface But who know what i think inmy eterna

问题描述:

when i Go Out i am very happy on the surface But who know what i think inmy eterna
这段的意思是什么

当我出去的时候,表面上看起来我很高兴,但谁知道其实我的内心···(最后一个词是单词么)