Usages of mara moja
Bibi huenda kwa daktari wa meno mara moja kwa mwaka wakati wa likizo.
Grandmother usually goes to the dentist once a year during the vacation.
Nilimwita Juma mara moja.
I called Juma once.
Ingawa huwa ninacheza mpira mara moja kwa wiki, siwezi kusema mimi ni mchezaji hodari.
Although I usually play football once a week, I cannot say I am a skilled player.
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