无能力的

例句：

1. 1. He is incapable of performing the task without help.
   他无法在没有帮助的情况下完成任务。
2. 2. The child was incapable of speaking at first.
   孩子最初无法说话。
3. 3. The injured soldier was incapable of standing upright.
   受伤的士兵无法站立。