The bride did not wear glasses that day, so everything was a blur of candlelight and faces. (Para. 3)
Meaning: The bride was short-sighted and without glasses she could not see things clearly.
blur: 1) n. something whose shape is not clearly seen The widow's memory of the accident that took place on the wedding day is only a blur. 这位寡妇对婚礼那天发生的事的记忆只是一片模糊。
2) v. make difficult to see clearly
In the worn wedding album the first picture of the bride and groom is blurred. 在那本破旧的婚礼相册里，第一张新娘和新郎的合照已经模糊不清了。