The phrase "astonishing professional" is correct and usable in written English.
It can be used to describe someone who demonstrates remarkable skills or abilities in their profession.
Example: "Her performance during the presentation was nothing short of astonishing, proving she is an astonishing professional in her field."
Alternatives: "remarkable expert" or "impressive professional".
The fruits of success are counterpointed with some quite astonishing professional setbacks, including manuscripts lost and books plagiarised.
"He's defending his legacy not only as a playwright but, most importantly to him, as a gentleman". The derogatory references to arms belonging to "Shakespeare ye player", she says, show that "he's playing the same game as everyone else in the period, purchasing land in Stratford to support his case to 'ancient' gentility, rather than through his astonishing professional success".
Lampedusa was in effect only a gifted amateur author, but an astonishing range of professional writers, from Italo Calvino to Isabel Allende, owe a debt to the writings of this shy and portly Sicilian prince.
He was professional and astonishing until the end.
Their success was astonishing.
But as someone having only her third ride over fences on a formally run racecourse and only her 17th, if point-to-points are included, what she did here was close to astonishing and had racing professionals united in admiration.
He added, somewhat sheepishly, an admission that sounded astonishing coming from someone playing professional basketball.
Johnson, who leads the FedEx Cup points list and is tied for 33rd this week after winning the Barclays, is one of a handful of professional golfers with astonishing power and an extra gear, just in case.
The maverick Russian conductor Gennady Rozhdestvensky, who has died aged 87, managed to maintain throughout his professional life an astonishing balancing act between apparent chaos and an underlying grasp of form.
When the dancers occasionally fluff any of these effects, there's an astonishing awkwardness in the failure: professional dancers can usually fudge these moments; the Cuban dancers seem to have learned a do-or-die approach that permits no such skills.
His career in the professional ring spanned an astonishing 21 years.
