胸有成竹的解释 [to have a well-thought-out plan beforehand;have a card up one's sleeves;have a contrivance ready] 胸有成算。比喻作事之先已有成算在胸 岂知皮匠胸有成竹,早把火刀、火石摸在手中,一敲就着。清 李...