Can you make the subject clear?
This new service that clarifies the subject is very useful.
Japanese is a subject-object-verb language whereas English is a subject-verb-object language.
The main thing you talk about in your language becomes the subject of the sentence.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.