He said this research would help establish which method was more clinically effective and more cost effective.
Explore overuse of words and wordiness.
。夫子对此有专业解读
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更值得玩味的是，当完美日记试图告别过去重营销、轻研发的模式，转向强调产品、收缩营销投入时，非但没有迎来口碑与销量的反转，反而在市场中越发边缘化。
The Probability Matrix