Sentence examples for was difficult to explain from inspiring English sources

He was happy to see his family, but it was difficult to explain to them why he hadn't made it.

Props and thanks to Apple for tackling a very complex and subtle problem that was difficult to explain.

Such an experimental fact was difficult to explain within the framework of the currently available quantitative models of the solidification of these alloys.

At BMC, a distinct within-fire-shed contrast in fire frequency was difficult to explain without invoking the possibility of spatially-variable human-caused ignitions.

The computer problem came from a program written more than 15 years ago, Mr. Koch said in a conference call, adding that the problem was difficult to explain.

Two experts not involved in the Hauser-Hayes study said it was difficult to explain the discrepancies between the new report and Medtronic's data.

"It's difficult to explain," Koeman said.

Villas-Boas said: "It isaidffItult to explais.

It is difficult to explain why.

Some things are difficult to explain logically.

It's difficult to explain how bad it's been.