mid-15c., from sun (n.) + rise (v.); perhaps it evolved from a Middle English subjunctive, such as before the sun rise. Earlier in same sense were sunrist (mid-14c.); sunrising (mid-13c.). Compare sunset.
权威例句
1. There was a spectacular sunrise yesterday.
昨天的朝霞很绚烂。
2. By sunrise tomorrow we'll be on our way.
明天天亮前我们就将赶路。
3. We got up at sunrise .
我们在日出时起床。
4. The sunrise at the seaside was quite a sight to behold.