The city's projections for the homeless are constantly revised, based on cases coming into and leaving the system each month.

By the end of his career he had completed over 200, constantly revising them with each new edition.

The cost for the project was constantly revised upward, eventually reaching $500 million over budget.

A business requirements document needs to be constantly revised, in a controlled fashion.

The program is constantly revised as the patient improves.

The present constantly revises the meaning of the past.

Here you can see him working and revising constantly.

The experiments demonstrated in the lecture were revised and modernized constantly.

Whitehead was constantly revising and experimenting, sometimes to a fault.

He constantly revises, and he says it sometimes takes years for him to finish a poem.