be difficult to perceive

Examples (10)

• The subtle change in tone was difficult to perceive.
• For some, abstract concepts are difficult to perceive.
• The true intent behind his words was difficult to perceive.
• Distant objects can be difficult to perceive in the fog.
• The gradual shift in public opinion is difficult to perceive at first.
• It can be difficult to perceive the true scale of the problem without context.
• The nuances of her art are often difficult to perceive without careful study.
• Small deviations from the norm are sometimes difficult to perceive.
• The connection between the two events was difficult to perceive initially.
• His underlying sadness was difficult to perceive beneath his cheerful exterior.