అర్థం : പ്രയത്നത്തോടുകൂടി.
ఉదాహరణ :
ഏതുകാര്യവും പ്രയത്നപൂർവം ചെയ്യണം.
ఇతర భాషల్లోకి అనువాదం :
In a laborious manner.
Their lives were spent in committee making decisions for others to execute on the basis of data laboriously gathered for them.