For the more difficult sections a gallery road had to be constructed.

Kriss told us that we were about to start the final and most difficult section of the climb, through the rain forest.

He was responsible for a very difficult section of the peninsula.

Generally there are detours on the route of E4 to avoid the very difficult sections.

This more difficult section is meant to be played after the pianist has fully mastered Part 1.

She was wrestling with a difficult section of the book.

A difficult, but beautiful canonic section is also to be found in the development.

This was the most difficult section of the entire project.

She clambered around a difficult cross-braced section, then continued on.

The most difficult section of the exam was the vocabulary part.