incapable ·phrase
Definition: not able to do something or to feel a particular emotion Level: C1
手术后，她有一个月的时间无法在没有协助的情况下行走。
After the surgery, she was ___incapable ___of walking without assistance for a month.
他似乎对自己的行为完全感受不到任何悔意。
He appears completely ___incapable ___of feeling any remorse for his actions.
新软件设计得太差，用户不经过大量培训就无法完成基本任务。
The new software is so poorly designed that users are ___incapable ___of completing basic tasks without extensive training.