If you do something unaided, you do it without help from anyone or anything else.
例句
There have been at least thirteen previous attempts to reach the North Pole unaided...之前至少已经有过13次想独立到达北极的尝试。She brought us up completely unaided.完全是她一手把我们拉扯大的。
英汉词典释义
adj.
无外援的;独力的
She professed that she could do nothing unaided.她承认自己不能独立无助地做任何事。
英英词典释义
Adjective
1. being without physical aid;
"he could not rise unaided from a sitting position"
2. (of the eye or ear e.g.) without the aid of an optical or acoustical device or instrument;
"visible to the naked eye""clearly audible to the unaided ear"