The phrase "a good exposition" is correct and usable in written English.
It can be used when referring to a clear and comprehensive explanation or presentation of a topic or idea.
Example: "The author provided a good exposition of the complex theories, making them accessible to the readers."
Alternatives: "a thorough explanation" or "a clear presentation".
By sticking to the facts, they gave a good exposition of the consensus view.
Eyes4u.com is a really entertaining website and is a good exposition of the work that these guys do for their clients.
The point (x_{A}) is called the Chebyshev center of A. A good exposition of the previous notions in a general normed vector space can be found in [7], Section 33.
The latter is a good exposition of the model as it pertains to various types of short-term plasticity seen in the central nervous system, and the underlying dependence of the plasticity is based on physiologically relevant dynamics of calcium influx and decay within the presynaptic terminal.
They have a good beginning and a good start with some good exposition and some good action going, and then it kind of falls apart.
It's full of the everyday banalities of life, existential crises, and a serious exposition on Adolf Hitler, the nature of good and evil, and death. .
(See below. Good expositions of Aquinas' account are Donagan 1985, MacDonald 1998, Stump 2003, ch.9, and Pasnau 2002, Ch.7).
A realistic drama may require a good deal of exposition of the backgrounds and memories of the characters, while in a chronicle play the playwright may tell the whole story episodically from its beginning to the end.
It struck a good balance between exposition, basic instruction and making sure you get to the action right away at the beginning, jumping you right in at the start and only then peeling back for the traditional "oh here's some training simulation" to refine the basics you pick up in the initial live combat opening level.
ReelReviews.net's James Berardinelli, an X-Men comic book fan, believed, "the film is effectively paced with a good balance of exposition, character development, and special effects-enhanced action.
