Sentence examples for it is difficult to introduce from inspiring English sources
But it is difficult to introduce such calm thoughts into a frame conditioned to hit hell out of the ball.
However, it is difficult to introduce it to the organization that has been using a traditional reuse method.
However, it is difficult to introduce Au into Pt-M (M=Fe, Co, Ni etc) alloys owing to the redox potential difference and the complicated thermodynamic miscibility.
It is difficult to introduce parts reuse based on conventional product structure, and appropriate product modularization is necessary to efficiently manage a closed loop product life cycle.
Using these findings as a basis, we identified serious limitations, e.g., it is difficult to introduce agile methods into projects with heterogeneous groups [67].
Although it is difficult to introduce long dsRNA strands into mammalian cells due to the interferon response, the use of short interfering RNA has been more successful.
"Our audit and other reports show it's difficult to introduce improvements on intensive farms and enforce laws," Janusz Wojciechowski, the ECA member responsible for the report, told the Guardian.
This year I was particularly struck by a remark made by one senior figure in Venice, who, after an elaborate disquisition on the many "supply side" reforms that were under way, suddenly confessed at the end that it was difficult to introduce reforms "when people are scared and there is no [economic] expansion".
Discussions with the Australian electoral officer, where voting is already compulsory, had made her realise it would be difficult to introduce a compulsory system in a country used to having a choice on whether to vote.
It will be difficult to introduce measures to reduce the levels in older metro systems, e.g. by introducing air conditioning in London, but certainly they should be part of any new designs of metro systems.
