As they break down further, these particles release small bursts of energy.

Each pull on the trigger creates only a small burst.

There was a small burst of static and a cold voice came over the receiver.

"A small burst of activity on that channel, now nothing."

She felt a small burst of surprise that the manuals were right.

There was a small burst of surprise from the man, quickly smothered.

When he referred to Washington, his tone bad risen in a small burst of nervous energy.

For a moment, she felt a small burst of concern.

What it had sounded like was human voices, a small burst of excited conversation.

These were succeeded in rapid succession by whole series of smaller bursts.