1. He has a visual impairment in the right eye. 他的右眼有视力损伤。
2. Nevertheless, researchers have discovered that a process long known to discolor and toughen foods may also contribute to age related impairment of both cells and tissues. 然而，研究人员发现，一个长期以来众所周知的使食物变色和变硬的过程也可能与年龄相关的细胞和组织损伤有关。
3. Therefore, people who have suffered a serious stroke on the left side of the brain without suffering any such impairment must have their language centers in the right half. 因此，那些左脑严重中风却没有任何损伤的人，他们的语言中枢一定在右半脑。
4. The complications frequently accompanying diabetes, such as impairment of vision and of kidney function, are now thought to result from the lack of continuous control of blood glucose concentrations. 现在认为糖尿病经常伴有的并发症，如视力和肾功能损害，是由于缺乏对血糖浓度的持续控制所致。
5. Contraindications for this drug include liver or kidney impairment. 肝肾不好的人不能服用此药。
