搜索枯肠

Explanation: Search: search; desperately: imaginative metaphor bitter embarrassment. When trying to come hard to describe the writing. 　　Usage: Verb-object type; for the predicate; containing derogatory 　　Source: Ming Shao Formosa "Sachet mind": "Naturally, I am now old, and no state of mind desperately, for stealing this ancient, old Davydenko for a put." 　　Examples: Bowen today, a good sister services in order to stubborn, and if more to teach me ~, then I would pit the dead. (Qing Li Ruzhen "Flowers in the Mirror," the sixty-ninth back) 　　Riddle: Mummified abdominal anatomy Thesaurus:  go to great pains, deliberately planning, work hard and carefully to keep one's business going, elaboration, painstaking accomplishment, rack one's brains, Deep thinking, make extraordinarily painstaking efforts, lucubrate, Bruising, cudgel one's `brains think very hard, Of peaceful contemplation search for, make painstaking efforts, think twice about doing sth., to manage with great pain Antonym Group:  Lver Caogu, regard … as a trifling matter