研究人员可以通过观察内部获得简单的治疗方案和监视整个过程，并且，另外一只未被治疗的眼睛可以作为完美的试验控制。

Researchers can peer inside for easy delivery of the therapy and to monitor progress, and the other, untreated eye is the perfect experimental control.

youdao

研究人员可以通过观察内部获得简单的治疗方案和监视整个过程，并且，另外一只未被治疗的眼睛可以作为完美的试验控制。

Researchers can peer inside for easy delivery of the therapy and to monitor progress, and the other, untreated eye is the perfect experimental control.

youdao