The process of terraforming is part of transforming other planets into a habitable environment for humans.

Earth science is an important field of study for unraveling the mysteries of nature.

I am an Earthling.

We are searching for extraterrestrial life.

His novel has a unique conception.

In this game, you control the character using the lateral axis.

The pivot of this machine has broken.

He damaged his axis (second cervical vertebra).

He wrote '抒軸' by mistake, he should have written '杼軸'.

The columellar lip of this shell has a very beautiful shape.