一蟹不如一蟹

Explanation: Metaphor of a better one, is getting worse. 　　Usage: Predicate; as object, attribute; that is getting worse 　　Source: Song Su Shi, "miscellaneous Ai Zi said," Ai Zi-line at sea, has shown signs of grub marine crab, crab, and Peng Yue following see, similar to the body shape are smaller, because a sigh said, 'He is also a crab as a crab? '" 　　Examples: Their liking for crabs, marine crab from the larva to Wedelia Bie, who listed more than ten species. Valley laughed and said the so-called ~ also true. "★ Zhai Qing Hao" Popular series bird fish "argument" Holy Song drop-left "