fortgeschritten Englisch:

His ideas were too far advanced to be accepted by ordinary people.

Encryption technology has advanced to the point where it's pretty reliable.

Since the war, Japan has advanced greatly in science and technology.

advanced technology

Japanese cameras, cars, and hi-fi equipment are used widely abroad, and few modern industries can manage without advanced electronic equipment developed in Japan.

Ford which is produced now is more advanced than a Ford produced 30 years ago.

Advanced learners of a language would usually get the gist but not the quirks.

By obtaining advanced technology from Japan, those countries also plan to provide people with a technical education.

Intermediate and advanced language courses are given in the language being learned.

This dictionary is useful to beginners, yes, and to advanced learners.

There are so-called primitive cultures in the jungles of the Amazon and on the island of New Guinea, and there are so-called advanced cultures in Europe, Asia, and Africa, but the languages of these cultures are all equally advanced and complex.

I will move up to the advanced karate class this year

If the more advanced want to improve English ability (especially reading comprehension) increasing vocabulary is the way to go.

It would be very interesting if, the soonest possible, there would be the possibility to do advanced searches on the Tatoeba database.

Any sufficiently advanced technology is indistinguishable from magic.