In practice, that ideal is difficult to realise, since many genes cover for each other.
For such a private person, it was difficult to realise that I couldn't keep this to myself.
Petro Poroshenko, Ukraine's president, began playing down expectations immediately after signing the deal, saying it would be "difficult" to realise.
Fresh straw on the camel's back Soft money In sickness and in health Reprints Related items The budget: The gamblerMar 18th 2004It is an enticing vision, but one that will be difficult to realise.
In the academic world, this is difficult to realise.
Without extra money, "this model would be difficult to realise," Einhäupl tells Next Wave.
However, the multi-functional requirements of a surface defined at the design stage can be difficult to realise.
In the end, the addition of the new component was not in fact proposed, as it was difficult to realise and lacking in added value considering the cost.
When I won I felt all sorts of emotions at the same time - it's difficult to realise at the time what's really happened, but I felt great happiness.
The definition of the ampere is undergoing a major overhaul the current definition, which is difficult to realise with high precision in practice, is being replaced by a definition that is more intuitive and that is easier to realise.
