/dɔ:n ||; dɔn/verb[I] 1 (formal 正式) to begin to grow light, after the night 破晓；（天）初亮: The day dawned bright and cold. 天初亮时，晴朗而寒冷。 (figurative 比喻) A new era of peace is dawning. 一个和平的新纪元正初露曙光。
2 dawn (on sb) to become clear (to sb) 变得明白；领悟: Suddenly it dawned on her. ‘Of course!’ she said. ‘You're Mike's brother!’ 她忽然明白过来。“当然啦！”她说，“你是迈克的弟弟！”