例如,有一些研究表明,两种药物治疗黄斑变性这种眼病的效果差不多。
It is important for us to have our eyes examined regularly to check for any sign of eye disease.定期检查眼睛是否有眼疾症状对我们来说很重要。
It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any symptom.定期检查眼睛是很重要的,以检查没有任何发病症状的眼疾迹象。