If the pie you are holding can really be improved upon, experiment persistently till you can come up with a better tasting pie.
如果你手中的派真的可以改良的话，坚持不懈地去做直到你可以做出一个更好的。
2
The article is based on the two latitudes: theoretical study and experiment, discussing the interrelated effects of the use of transfer of learning upon students' English reading level.
本文从理论探讨和实验两个纬度研究迁移理论的运用对学生英语阅读理解水平的相关影响。
3
He hit upon a good method to speed up the progress of the experiment, but opinions differed among members of the group on it.