observational method

• 观察法

observational method的用法和样例：

例句

1. A pervasive problem is the vulnerability of observational data to distortions and biases.
   另外，观察法最常见的问题为资料容易被曲解及有偏差。
2. The method of inspection is the educational psychology most basic research technique.
   观察法是教育心理学最基本的研究方法。