This is the 7618th most frequent Portuguese word.
ptb
"PTB" in Portuguese refers to the "Partido Trabalhista Brasileiro," translated as the "Brazilian Labour Party," a political party in Brazil.
Here, 'PTB' refers to the acronym of a political party in Brazil.
O PTB é um partido político brasileiro.
PTB is a Brazilian political party.
In this context, 'ptb' signifies a hypothetical unit for pressure to illustrate usage in a technical domain.
Na aula de física, aprendemos sobre a unidade ptb usada na medição de pressões.
In the physics class, we learned about the unit 'ptb' used in measuring pressures.
Here, 'ptb' is used colloquially as an acronym to describe a type of technical issue.