“辛勤的”用英语怎么说？

那个农夫以辛勤的劳动换得了好收成.The farmer's toil was rewarded with good crops.各学院从古代手稿里作了辛勤的摘录 、 总结和评注工作.The schools produced diligent excerpting from older manuscripts, summarizing, and commentaries.各学院从古代手稿里作了辛勤的摘录, 总结和评注的工作.Th...