胸有成竹xiōng yǒu chéng zhú画竹子时心里有一幅竹子的形象(见于宋晁补之诗‘与可画竹时,胸中有成竹’,与可是宋代画家文同的字)。{bear the image of bamboo in mind when drawing bamboo. Chao Buzhi of the Song Dynasty wrote in a poem: ‘When Yuke paints bamboo, he has the image of bamboo in his mind.’ Yuke is the literary name of the painter Wen Tong of the Song Dynasty.}〈比喻fig.〉做事之前已经有通盘的考虑。{have a well-thought-out plan, stratagem, etc.;}也说also成竹在胸{chéng zhú zài xiōng}。