Sentence examples for key difficulty lies from inspiring English sources

"Some people will always cheat," said Professor Cowan, who believes the key difficulty lies in proving that substances such as testosterone, that already exist in the body, have voluntarily been administered.

Therefore, in order to establish a connection between the roughness and radiating slot error, the key difficulty lies in antenna error analysis.

While a number of organizational and cultural issues are involved, a key technical difficulty lies in linking together the different time and length scales at play into a single representative format.

The difficulty lies in balancing the texture.

The difficulty lies in reconciling these values.

One difficulty lies in the six-party complexities.

Much of the difficulty lies in making the observations.

Another potential difficulty lies in China's rigid political system.

The difficulty lies in taking the protected characteristics into account.

Much of the difficulty lies in the form itself.

But maybe the difficulty lies with poetry itself.