A conscientious or concerted effort toward an end; an earnest attempt.
A conscientious or concerted effort toward an end; an earnest attempt.
努力，尽力为达到目标而所做的尽职的、一致的努力；热切的尝试
A conscientious or concerted effort toward an end; an earnest attempt.
努力，尽力为达到目标而所做的尽职的、一致的努力；热切的尝试