苦思冥想

Explanation: Brains, deep in thought. 　　Usage: Joint type; as the predicate attribute; dedicated to thought and imagination that 　　Source: Ba Jin's "creative memoir about the two": "I picked up the pen never think hard, as usual, I write fast, that I 'shoddy' can, anyway, there works." 　　Examples: Designers engaged in design, not to just turn the information buried, or holding his head ~, but rather than follow the master builder on the boil? ★ "People's Literature" 5, 1976 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, Bruising, cudgel one's `brains think very hard, Of peaceful contemplation search for, make painstaking efforts, think twice about doing sth., Puzzle, to manage with great pain Antonym Group:  Lver Caogu, regard … as a trifling matter