There was a perceptible pause before the constructor turned to face her.

Once introductions of the new arrivals had been made, there was a perceptible pause.

After a barely perceptible pause, he added, "If you so choose."

There was a perceptible pause before he said, "Pretty common name, isn't it?"

After a barely perceptible pause, three more winks, and so on.

There was a perceptible pause on the other end of the line before Kay answered.

Despite the confident words, there was a perceptible pause before he touched his own controls.

My thrust made home, there was a perceptible pause.

There was a perceptible pause before he got the name out.

The words were spoken in slow motion, a perceptible pause between each pair.