1. A dull, repetitive, or unchanging situation or setting that lacks variety and interest
The monotonous scenario of daily commute tired the workers.
O cenário monótono do trajeto diário cansava os trabalhadores.
2. A landscape or environment characterized by uniform, repetitive features without visual or sensory variation
The desert presented a monotonous scenario stretching endlessly.
O deserto apresentava um cenário monótono estendendo-se infinitamente.