I consider this to be of dubious value for two reasons?
我认为这是令人怀疑的价值有两个原因？
At best, they suggest avenues of research, but by themselves they are of dubious value.
他们最多不过是建议了研究方向，但他们自己也不知道是否正确。
At best, they suggest avenues of research, but by themselves they are of dubious value.
他们最多不过是建议了研究方向，但他们自己也不知道是否正确。
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