incompetent
/ɪnˈkɔmpɪtənt; ɪn`kɑmpətənt/ adj
1 nothaving or showing the necessary skills to do sth successfully不胜任的; 不称职的
I suppose my application has been lost by some incompetent bureaucrat. 我估计我的申请书不知道让哪个无能的官僚给弄丢了.
criticized for his incompetent handling of the problem 他因处理该问题无能而受到批评.
2 not (esp legally) qualified 无资格的（尤指法律方面）
incompetent to judge 无资格作裁决. incompetent, n incompetent person 不能胜任的人; 不称职的人.