1. Complex or unclear procedures, methods, or systems that are difficult to understand or perceive
The obscure processes of the legal system frustrated many citizens.
Os processos obscuros do sistema legal frustraram muitos cidadãos.
2. Unclear or hidden operational mechanisms or workflows
Scientists are working to illuminate the obscure processes of photosynthesis.
Os cientistas estão trabalhando para esclarecer os processos obscuros da fotossíntese.