Sentence examples for extremely hard to break from inspiring English sources

It was this ever-changing pattern of connections that made Enigma extremely hard to break.

"When she was serving well, she was extremely hard to break".

"The rock that it was embedded in would have been extremely hard to break away from the bones, and you couldn't go at it with a sledge-hammer because the bones were vulnerable to breaking".

When activated, the shape memory polymers use their ductility property to form bridges that are extremely hard to break.

"Henry's had to be patient, he's had to work extremely hard to break into being a starting LV= Cup player for us.

It's extremely hard to break up a couple that has just gotten together and is still in the honeymoon phase.

It's going to extremely hard to beat us".

"It will be very hard to break".

Some habits are hard to break.

But the habits are hard to break.

Hard to break into a duopoly market.