crack of dawn
含义：黎明之初
发音：[kr?k ???v ?d??n]
用法：Crack of dawn is an idiom meaning "early in the morning". It is usually used to describe a beautiful or interesting moment in the early morning.
记法：crack（裂开）+ of（关于）+ dawn（黎明） = 黎明初现时裂开的一瞬间
例句：I woke up early and saw the crack of dawn for the first time. 我早早地醒来，第一次看到了黎明的美景。
crack of dawn
含义：破晓时分
发音：英 [kr?k ?v d??n] 美 [kr?k ɑ?v d??rn]
用法：Crack of dawn is a time when the sky is just starting to lighten and the sun is about to rise. It is a time of quietness and beauty, and it is a time when many people like to go for a walk or do some early morning exercise.
例句：I woke up at crack of dawn and headed for the beach.
记法：Crack of dawn 是一个固定短语，可以拆分记忆，crack 表示破晓，of dawn 表示早晨。
希望以上信息对你有所帮助。
crack of dawn意思是“破晓，黎明”；发音为：英 [kr?k ?v d??n]；其用法为：It was still dark at the crack of dawn.（黎明时分还很黑）。crack of dawn可以记作“破晓时刻”。
以上信息仅供参考，建议查阅英语词典获取最准确的信息。