A successful event takes a marathon effort in planning and execution.
Planning the event required a marathon effort from multiple departments.
After weeks of hard work, his marathon effort finally bore fruit.
Every marathon effort can lead to unexpected rewards and outcomes.
His marathon effort in studying led to excellent grades this semester.
Jego wytrwała praca nad nauką zaowocowała doskonałymi ocenami w tym semestrze.
Her marathon effort in studying paid off with top grades this semester.
Jej żmudna praca nad nauką opłaciła się najlepszymi ocenami w tym semestrze.
Her marathon effort during the internship impressed all the supervisors.
Despite the marathon effort, they still missed the deadline by two days.
Planning a wedding is often a marathon effort for couples and families alike.
Completing the report was a marathon effort that took weeks to finalize.
A marathon effort is necessary to succeed in competitive environments.
Completing the marathon effort was a personal achievement he had long dreamed of.
His marathon effort in fundraising set a new record for the charity.
Jego wytężona praca przy zbieraniu funduszy ustanowiła nowy rekord dla organizacji charytatywnej.