however, theoretical debate and inconsistency of findings still remain there, and experimental design and ecological validity of many studies need to be improved.
然而,目前不仅存在关于这两个理论的争论,有关研究结果也存在较多不一致,研究设计及其生态效度仍有待改进。
high ecological validity (realism) of observed behavior if observer is hidden.
如果观察者是隐藏的,其生态效度高。
as far as ecological validity concerned, behavior observation is good.
从生态学效度的角度分析,行为观察较好。
ecological validity in methodology is lacked.
在研究方法上,缺乏生态学效度。
inevitably the experiment has attracted criticism for being unethical, involving a small sample size, lack of ecological validity and so on.
这个实验不可避免地引来了违背道德,包括样本过小、缺乏生态有效性等方面的批评。