形容词不适用的

1. 不适用的;不相关的;不适宜的
Something that is inapplicable to what you are talking about is not relevant or appropriate to it.

e.g. His theory was inapplicable to many underdeveloped economies.
他的理论对很多欠发达经济体都不适用。

adj

1. not capable of being applied

e.g. rules inapplicable to day students

Synonym: unsuitable