1. Extended periods of time; lengthy durations that stretch over an extended period
The project required prolonged timeframes to complete all phases successfully.
O projeto exigiu períodos prolongados para completar todas as fases com sucesso.
2. Long-term or extended schedules spanning weeks, months, or years
Prolonged timeframes for recovery were necessary after the surgery.
Períodos prolongados de recuperação foram necessários após a cirurgia.