有几分勤学苦练是成正比例的。

How much is proportional study hard.

一个人必须勤学苦练，才能精通一种外国语。

One must have studied hard before one could succeed in mastering a foreign language.

语言是一种技能；勤学苦练才能熟能生巧！！

Language is a Skill; Practice Makes Perfect.

多年来，李成举坚持勤学苦练，因而获得了精湛的艺术技巧和广博的艺术修养。

Over the years, li Chengju has always been insisting on diligent study and strenuous training and accordingly obtained exquisite artistic skills and broad artistic accomplishments.

缦很显然，无论是天资比较聪明的人或走天资比较驽锐的人，如果他们决心要得到值得称违的成就，都必须勤学苦练才行。

Obviously, to the clever or the dull by nature, if they are determined to get praiseworthy achievements, they must study hard and practise more.