1、根据经验
...经验的, 根据经验的, 经验上的 experiential根据经验 as a matter of experience; as a rule of thumb完全跟据经验的 empirical ...
2、大概来说
... as a rule 通常，总的来说 as a rule of thumb 大概来说 ascend vt. （渐渐）上升，升高；攀登 ...
3、词组
...as a rule 词组 通常 ，总的来说as a rule of thumb 词组 大概来说ascend vt. （渐渐）上升 ，升高 ；攀登 ...