The phrase "firstly before" is not grammatically correct or commonly used in written English.
It is unclear what the intended meaning is, and it does not follow standard sentence structure. A possible alternative could be "before anything else" or "first and foremost." For example: "Before anything else, we need to discuss the budget for this project."
"He was an actor, firstly, before he was a rapper".
Let us recall some necessary definitions and notations firstly before starting our main results.
This is because that the weigh factor W must be determined firstly before performing the best link selection.
Methods: In this longitudinal study, we quantified PWV, AIx, and endothelial function in 32 nulliparous females firstly before pregnancy, then 11 13 weeks' gestation, 28 weeks' gestation, and 3 months postpartum.
Firstly, before we get into this nauseating placard that was spotted at the Women's March in January, it must be said that brunch is just delayed breakfast and people need to shut up about it.
See?" A press release found its way into my inbox yesterday with the tagline "Dubai to become the next global fashion capital!" Firstly, before everyone jumps on the ridicule wagon, from one perspective it totally could.
Firstly, make-before-break approach is used that reduces the latency of link down detection after cluster change.
Noise measurement using WSNs has been attempted four times before: firstly, in the work presented in [17], [49], and [4]; secondly, in the work presented in [5] and [50]; thirdly, the work presented in [18] and [6], and most recently, our own work in [20].
The packaging materials are firstly characterized before incorporating with ZnO-NPs by microscopic and spectroscopic techniques.
PA characteristics of prepared nanoprobes in vitro were firstly investigated before in vivo imaging.
Various thicknesses of the Al2O3 films from 10to2525 nm were firstly prepared before sending them to the furnace for post-annealing process in N2 ambient.
