分类：教育/科学-外语学习
问题：howtosay:路遥知马力，日久见人心？ 
回答：１.Distance tries the true grit of a horse; Time tests the real heart of a man. 
２. A distant journey tests the strength of a horse and a long task proves the character of a man
３.A man knows his companion in a long journey and a little inn. 
前两种直译，第三种意译．