The phrase "a primary piece" is correct and usable in written English.
It can be used to refer to an essential or main component of something, often in contexts like art, literature, or research.
Example: "The artist's latest work is considered a primary piece in the exhibition, showcasing their unique style."
Alternatives: "a key element" or "a main component".
What is it about the "Iliad" that has kept it a primary piece of literature for nearly 3,000 years?
Blengino is already in his office inside Safeco Field, and Zduriencik made it clear that Blengino and his new research department will be a primary piece of a changing organization.
It is a primary piece of infrastructure for the VELO Upgrade project and is being used for the development of new sensors and front end technologies for several upcoming LHC trackers and vertexing systems.
The benefit there is that your name is a primary piece of PII, and whatever your embarrassing moniker was or is, it's not associated with your Social Security number.
Ensure proper operation of the BC before any dive, as this is a primary piece of safety equipment.
What I do know is that when you're on the go, especially with a laptop, the primary piece of software that everyone uses is the web browser, so why not build an operating system on top of it?
An additional risk for allergic reaction may arise when the stud or clasp of jewellery is made from a different metal than the primary piece.
The book's primary piece of evidence is a letter stating: "You are quiet and I will be too".
On the assessment side, Norton tells me that what Future Finance does "is similar to other online loans but the primary piece is geared to focus on a person's education".
But here's the primary piece of wisdom I've learned from being a twin: There is room for multiple forms of love in our hearts.
In 1995, when he was 13, Mr. Lang entered a competition in Japan, determined to play Chopin's Second Concerto as his primary piece.
