backward-looking model后顾性模型
backward-looking retiring退缩的
ADJ（形容词） If you describe someone or something as backward-looking, you disapprove of their attitudes, ideas, or actions because they are based on old-fashioned opinions or methods. 保守的[表不满]
...a stagnant, backward-looking culture.
...一种停滞不前、守旧的文化。