incompetent
名词 incompetent:
someone who is not competent to take effective action
同义词:incompetent person
形容词 incompetent:
not qualified or suited for a purpose
showing lack of skill or aptitude
同义词:bungling, clumsy, fumbling
not doing a good job
同义词:unskilled
not meeting requirements
同义词:incapable, unequal to