The researchers measured the perceptual acuity of more than 100 children in primary schools, and calculated the speed of approach that they could reliably detect.

研究人员测量了100名在校小学生的认知敏锐度，并计算出他们确实能够判断的速度。

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The researchers measured the perceptual acuity of more than 100 children in primary schools, and calculated the speed of approach that they could reliably detect.

研究人员测量了100名在校小学生的认知敏锐度，并计算出他们确实能够判断的速度。

youdao