This is the 19419th most frequent Korean word.
애크먼은
"애크먼은" isn't a standalone word; it appears to be a proper noun or name (Ackman) with the topic marker "은" in Korean, meaning "as for Ackman" or "Ackman is."
In this sentence, '애크먼은' acts as the topic of the sentence, indicating that Ackman is the one who is interested in the weather.
애크먼은 날씨에 대해 관심이 많다.
Ackman is very interested in the weather.
Here, '애크먼은' specifies Ackman as leading the action related to '기술 개발,' which means technological development.
애크먼은 기술 개발을 이끌고 있다.
Ackman is leading technological development.
Within this context, '애크먼은' introduces the subject who states the claim about solving problems.