Sentence examples for Difficult to maintain from inspiring English sources

Difficult to maintain, the Labyrinth was neglected in the eighteenth century and finally destroyed in 1774.

It becomes difficult to maintain faith.

It's also probably difficult to maintain.

Neutrality proved difficult to maintain, though.

It's difficult to maintain continuity".

"These blocks are really difficult to maintain.

"It was fragile architecture, difficult to maintain.

Which are the most difficult to maintain?

Such compromises, however, are difficult to maintain.

It's also expensive and difficult to maintain.

"They are difficult to generate and difficult to maintain".