蠖屈求伸

Explanation: Californica: Insect name, line flexion and extension of its body. Metaphors were not met, then lean find hidden, to be ambitious exhibition to Japan again. 　　Source: "Book of copulative down" The flexor geometrid order to the letter (extension) also. " 　　Examples: Cover smell ~, non-finally bent, Long latent or active, solid in the potential bandits. (Ming Liu Ji "sincerity Bo Collection" VIII)