"fatal drawback" is a correct and usable phrase in written English.
It is typically used to describe a significant disadvantage or flaw that ultimately leads to a negative outcome. Example: "The lack of proper funding proved to be the fatal drawback in the company's expansion plan, ultimately resulting in its downfall." Here, "fatal drawback" implies that the lack of funding was a major obstacle that ultimately caused the plan to fail.
Both compilers had the fatal drawback of producing code that ran slower (10 times slower, in the case of Laning's) than code handwritten in machine language.
Though there are fruitful works for the error-correcting of network coding, most of them have a fatal drawback that they cannot correct corrupted propagated errors which are dense.
To cure the fatal drawback of NS-FEM and reduce the dispersion error in computational acoustics, this paper proposed a stable node-based smoothed finite element method (SNS-FEM) for analyzing acoustic problems using linear triangular (for 2D space) and tetrahedral (for 3D space) elements that can be generated automatically for any complicated configurations.
Despite that the random-effects centre-level model may be a reasonable alternative for patient-level models when the number of patients per centre is large (≥30), centre-level models cannot adjust for patient-level covariates, a potential fatal drawback in the presence of patient prognostic imbalance.
The plans have some drawbacks.
With vocal treatments further muddying legibility, Busdriver has abandoned the pretence that enjoyment has anything to do with his art, which is a drawback for entertainment, and fatal for a form also notionally fulfilling a journalistic function.
From 2000 to 2012 average annual growth in output in UEMOA countries was about half that of comparable sub-Saharan economies, according to Gianluigi Giorgioni of Liverpool University.Whereas UEMOA's currency union has drawbacks, the proposed eco zone may have fatal flaws.
However, tracheostomy has its own drawbacks as it is associated with serious complications that can sometimes be fatal.
