A constellation, the Crab.

【天】巨蟹座。

The fourth sign of the zodiac, entered by the sun at the summer solstice, when it is farthest north of the equator, about June 21.

【天】巨蟹宫(黄道第四宫)。

A disease characterized by a dangerous tumor or growth which often causes death.

癌；毒瘤。

Any spreading evil.

逐渐漫延的弊端。