dawn就是原型。

n. 黎明；开端

vt. 破晓；出现；被领悟

We woke at dawn.

天一亮我们就醒了

The troops landed at dawn.

部队已在黎明登陆。

At dawn the army attacked the town.

军队在拂晓时向这座城镇发动攻击。

They set forth at dawn.

他们在黎明时出发。

Soldiers stormed into the city at dawn.

士兵在拂晓时分攻进城里。

Dawn was breaking when they finally left.

他们终于离开时正是破晓时分。