The phrase "active for long" is correct and usable in written English.
It can be used to describe a state of being engaged or functioning for an extended period of time.
Example: "The system has been active for long, ensuring continuous service to our users."
Alternatives: "active for an extended period" or "operational for a long time".
In acidic solution, the pit returned to its passive state quickly whereas for the same amount for chloride ions generated locally, the pits remained active for long time in KOH solution.
They include geckos, chameleons and iguanas and are widely distributed around the world, but are concentrated in tropical and sub-tropical regions where high temperatures allow them to be active for long periods of time during the day all-year round.
Results showed that the two GRF analogues were more potent than the native GRF molecule, were highly specific, were active for long periods of time and were able to induce changes in body composition similar to those reported with GH or other GRF analogues.
Second, they are relatively stable, allowing them to remain active for long periods of time.
The transistors on the chips can't be active for long or they'll cause too much heat and melt themselves or surrounding components.
Future studies should also confirm that these microspheres are active for long periods in vivo, in the presence of chronic inflammation, and are more effective under such circumstances than a single, bolus injection of IL-1ra.
Without, you will not be able to do any active activity for very long.
Not only that, there is a strong chance you can get back to high levels of activity and stay active for a long time to come.
For all his understanding of the limits of power, he liked his governments activist.He was not, however, drawn to active politics for long.
Migratory species in these groups have great difficulty crossing large bodies of water, since thermals only form over land, and these birds cannot maintain active flight for long distances.
Instead, they wanted to be active, going for long walks, keeping up with home maintenance, and helping other people in their surroundings.
