The more they scratch their wounds and cauterize their body, the more their wounds become foul, stinking, and infected. But still, they derive a degree of pleasure and gratification from the itchiness of their wounds.
In the same way, I see other sentient beings who are not free from sensual pleasures being consumed by craving for sensual pleasures, burning with passion for sensual pleasures, indulging in sensual pleasures.
The more they indulge in sensual pleasures, the more their craving for sensual pleasures grows, and the more they burn with passion for sensual pleasures. But still, they derive a degree of pleasure and gratification from the five kinds of sensual stimulation.