The phrase "constant shift" is correct and usable in written English.
You can use it when you want to refer to a repeated change or transition. For example, "The company has seen a constant shift in personnel as new employees are brought in."
The constant shift of deposits in different parts of the riverbed forms shoals.
Part of what makes Lord Foster's building so mesmerizing is a constant shift in its visual relationship to the skyline.
The first song, "The Rewaking," conveys amorous expressions through a flowing cantabile vocal line; underneath, textures continually morph like the constant shift of emotional tides.
Mr. Holl compares the experience to reading a 17th-century Chinese scroll painting, a narrative that requires a constant shift in your perspective as the drawing unfolds.
The result is a building that doesn't challenge the past so much as suggest an alternate worldview that is in constant shift.
The same cannot be said of Mr. Varone's "Constant Shift of Pulse," which is entirely too dogged in its interpretation of John Adams's propulsive, shifting score "Hallelujah Junction".
This constant shift in view leaves a sense of knowing and not knowing, which is the atmosphere of all Ondaatje's writing and a crucial effect of this novel.
The greatest advances were made in Mesopotamia very possibly because of its constant shift of population and openness to foreign influence, in contrast to the relative isolation of Egypt and the consequent stability of its population.
Cerrudo's "Lickety-Split" (2006) is included on the second program, along with a dance by his more famous countryman Nacho Duato — the sensual, North African-inflected "Gnawa" — and Doug Varone's "The Constant Shift of Pulse," from 2006.
