main idea

According to the British Council, which offers English language courses, learners who achieve B2 level can "understand the main ideas of complex texts on concrete or abstract topics."

For expediency’s sake, Witkoff narrowed the 21 points down to about 10 main ideas without delving too deeply into specifics.

The main idea stands in that it’s where I can go for just me; but I don’t take baths anymore, I don’t have time.

The party's main idea for adult social care in England is to set up a royal commission within the first 100 days of a new government.

The main idea is that there is a new kind of computing that isn’t here yet, but it’s coming.