车轮星系呈现出一个由大小两个星系碰撞而形成的光环。

The Cartwheel Galaxy shows a ring that is the result of a collision between a small and a large galaxy.

youdao

那么找到它们：超新星1987a的环，爱斯基摩星云，蟹状星云，雷神的头盔，车轮星系，蚂蚁星云。

OK, then find, the rings of Supernova 1987a, the Eskimo Nebula, the Crab Nebula, Thor's Helmut, the Carhwheel Galaxy, and the Ant Nebula.

youdao

那么找到它们：超新星1987a的环，爱斯基摩星云，蟹状星云，雷神的头盔，车轮星系，蚂蚁星云。

OK, then find, the rings of Supernova 1987a, the Eskimo Nebula, the Crab Nebula, Thor's Helmut, the Carhwheel Galaxy, and the Ant Nebula.

youdao