Sentence examples for were difficult to be from inspiring English sources

The degrees of insanity were difficult to be sure of on a moment-by-moment basis as I filmed it.

In contrast type-II γ hydrides were difficult to be plastically deformed.

Also, the WPIs were difficult to be hydrolyzed by alcalase, with yield not exceeding 10%%.

While the HPL, dumbbell, and spherical structures with uniform size were difficult to be obtained, due to their narrow distribution.

While interarytenoid lesions (17) 25.8% and small laryngeal lesions as vocal fold nodules (13) 19.6% were difficult to be described.

It is attributed that the periodic nano-sized pores of AAO templates were difficult to be filled with PC at too low process temperature.

It's difficult to be sympathetic.

"It is difficult to be in government.

It's difficult to be with grief.

The prosecution was difficult, to be sure.

It must have been difficult to be married to Martin Luther King.