unaided
例子
The climber reached the summit unaided, relying solely on his own skills and strength.
登山者在没有帮助的情况下到达了顶峰，仅依靠自己的技能和力量。
She completed the entire marathon unaided, without any external support.
她在没有任何外部支持的情况下，独自完成了整个马拉松。
