'high-level speakers' is correct and usable in written English.
It is typically used to refer to individuals who are proficient or advanced in speaking a specific language or subject. Example: The conference was attended by high-level speakers from various industries, discussing the latest trends and advancements in technology.
Mitt Romney will also speak at the Clinton Global Initiative, a forum set up by former President Bill Clinton that now competes with the United Nations for high-level speakers and attention.
Mid-level speakers were more likely to use older forms than high-level speakers.
For high-level speakers, intra-syllabic consistency was still high and quite comparable to that of their male counterparts, but their inter-syllabic consistency was quite low.
High-level speakers generally used velar obstruents and retroflexes more often, and dental nonsibilants less often, than their mid-level counterparts.
If one assumes that high-level speakers of a talker group are better representatives of the attitude of the group as a whole than mid-level speakers, then this gender-dependent interaction with talker proficiency is consistent with the gender-dependent attitude observed in the gender effect above.
This omission is even more poignant because the majority of high-level speakers who made comments at the forum stressed the importance of youth participation on the global stage.
He's represented by the Washington Speakers Bureau, which specializes in booking high level speakers including Madeleine Albright, Tony Blair, George W. Bush, Sarah Palin, and Rudy Giuliani.
I am seriously impressed with how he manages to moderate high level speaker after high level speaker without breaking a sweat.
It takes the high level speaker voltage and drops it to a low level signal the amplifier can process.
Since one would expect that high-level Min speakers are more likely to show a stronger impact of Min on their Mandarin due to more robust phonological representation of Min, they might have also established a stronger connection between [L] and [R] via realizations for Mandarin /ʐ/ than their less proficient counterparts, resulting in more frequent usages of [R] for Min /dz/.
However, not all old forms are uniformly conserved by high-level talkers, and different speaker groups might demonstrate idiosyncratic preferences for their choices.
