Look at the sky at midnight. If there are no stars, it will clear up.

Looking at the sky in the middle of the night means that it will be sunny without stars. Observe the weather at night, and it will be sunny without stars tomorrow.

Explain in detail:

1, The Book of Changes: "The sky hangs like an image, and the image of a saint is also good or bad." Refers to the scenes in the sky, such as the movement of the sun, moon and stars. The ancients often used it to express good or bad luck. "Book Andrew": "xi is an official, ignorant, and dizzy, so as to punish the first king." Liu Zhiji's "Comrade Shi Shu": "It is necessary to talk about astronomical phenomena for the sake of ambition, but at that time, I was dizzy with anger, dizzy with food, and cautious about the stove, Fang Jing, Li He, etc." ?

2. Meteorology and weather. Bing Xin's "To a Little Reader" XVI: "I was just thinking about oriental proverbs, which can't be applied to western astronomical phenomena. Who knows that it really rained and snowed at midnight. " Guo Moruo's "Erosion in Humanity": "Slight rain. After all, the suspense and astronomical forecast for a day or two should have won.

Related examples:

1. The main veterinary raw materials for biological production in Tian Xiang are Tamiflu, tilmicosin phosphate, ceftiofur hydrochloride and albendazole.

2. The special Daoism, astronomical symbols and Taoist rituals it has mastered are all adopted by Taoism, and the Tianhu is still different from ghosts and gods.

3. Let those who look at the astronomical phenomena, those who look at the stars and those who prophesy at the new moon stand up and save you from what will come to you.

4. The celestial phenomena such as wind, rain and thunder reflect the ancestors' perceptual knowledge of the relationship between man and nature and their yearning for the future.

5. "Pitching" refers to the primitive visual activities of the ancients looking up at the sky and overlooking the geography.

6. The celestial map with lotus as the center at the top of the tomb reflects the world view with Buddha as the center.

7. I feel like fighting every day. I made an appointment for three meals. I got up early this morning and found that it was snowing heavily in Shanghai.

8. This paper holds that the various states of the "Six Dragons" mentioned in the six hexagrams of Gangua are different astronomical phenomena that the Black Dragon Star runs in a tropical year.

9. The sages used astronomical phenomena to explain the six dragons of the melon, but because there is no specific evidence of the stars, it cannot be concluded that the words of the melon can only come from astronomical phenomena related to the black dragon.

10, through the fog of time, one day long ago, people noticed that the astronomical phenomena were related to the changes of seasons.