the beginning of the day , when it begins to get light 黎明；拂晓 | I don’ t think he went to sleep until dawn. 我想他不会直到天亮才去睡觉的。 |
| at dawn They had decided to leave at dawn. 他们已经决定在黎明时离开。 |
| at the crack of dawn (=very early in the morning) We had to get up at the crack of dawn. 在黎明时；在天放亮时 |
| dawn breaks (=starts) As dawn broke, queues of people began to form at all the border crossings. 天色破晓 |
| from dawn till dusk (=all day) He had worked from dawn till dusk without a break. 从早到晚；整天 |