靠自己用英文怎么表達？

　　例句：

　　Having the ability to solve problems by oneself reflects that the person is independent and has already grown up.

　　具有獨立解決問題的能力，反映出一個人已經獨立，已經長大了。

　　One is firmly established by oneself.

　　卓然自立。

　　One cannot live by oneself.

　　人不能單獨生活。