astigmatism
n.散光
例句：astigmatism—distortedvisionresultingfromanirregularlycurvedcornea,theclearcoveringoftheeyeball
blinking
adj.v.眨眼的
bloodshot
adj.充血的
例句：Ifapersonhasabloodshoteye,thewhitesoftheeyearered.
blurredvision
n.视力模糊
例句：Ifapatient从总体情况来看从丰田雅力士混动版菿丰体普锐斯
