YOU SAID:
i work with power eletronics
INTO JAPANESE
私はパワーエレクトロニクスで働いています
BACK INTO ENGLISH
I am working in power electronics
INTO JAPANESE
私はパワーエレクトロニクスに取り組んでいます
BACK INTO ENGLISH
I am working on power electronics
INTO JAPANESE
私はパワーエレクトロニクスに取り組んでいます
BACK INTO ENGLISH
I am working on power electronics
That didn't even make that much sense in English.