This, of course, could be detected easily by outside observers.

The damage was easily detected, the airline said at the time.

Some type of construction at the site had been easily detected by American satellites.

They are easily detected by their loud calls especially during the breeding season.

Any leak will be easily detected, but is also hazardous.

Changes under the laminate, she said, would be easily detected.

Worse, this movement would be easily detected by Iraqi helicopters.

Once they were gone, any movement back could be easily detected by aerial surveillance.

"Not too small a force if you run into trouble, not so large as to be easily detected."

The proton which is produced does not have enough energy to be detected easily.