What do you mean, alien?

1. Outer space.

2. refers to a very high and far place.

Interpretation by reference:

1. A few days later. Say with great ambition.

Quote "Da Yan Fu" by Chu and Song Yu in the Warring States Period: "The square land is a car, the round sky is a cover, and the sword leans on the sky."

It refers to a very far place.

Quote Cen Can's poem "Send Cui Zi back to Beijing" in Tang Dynasty: "Pimaxi came back from outer space and whipped up a bird to fly."

Dai Wangshu's poem "Showing the eldest daughter": "Then, I miss my father in heaven and put my tired head on a small embroidered pillow."

It means unexpected things.

Quote "The Biography of the Western Regions in the Later Han Dynasty": "Miracles are bizarre and people are excluded; If it feels obvious, things will come out. "

Examples of making sentences outside the sky are:

1, aliens and whispering have long been the theme of Hollywood movies and science fiction.

2. The cool tones in the white area and the warm yellow tones falling from the sky are excellent examples of infrared photography!

Looking around the center of the lake, there are fountains pulled up outside the sky, and the mountains in the urban area are obviously dark and brightly lit, which makes a burning heart ache.

You are wearing a faded dark blue London fog spring coat and a pair of faded black tights.

5. Watch the flowers bloom and fall in front of the court, and roll with the clouds outside.

6. Wandering with the clouds outside the sky, although I don't know what economic development and GDP growth are, I enjoy a comfortable life.