Bathing ponds have to be refilled with water of drinking-water quality.
The lag time is the time needed for a fused vesicle to be retrieved, refilled, and reprimed for release.
The tubes were refilled during the day if necessary.
Trays were then refilled with uncontaminated feed and replaced in a random position.
On completion of the run this flap was closed and the system refilled by a small centrifugal pump.
In the end, the feature was simply refilled with nearby rubbish and lost its initial mortuary function.
The side-arm flask served as a reservoir for water and was refilled periodically as needed.
The empty space, the empty core of meaning, must be refilled.