心中无数

Explanation: Refers to the understanding of the situation is not clear, and my heart has no bottom. 　　Usage: The main predicate; as predicate; containing derogatory 　　Source: Yao Xueyin "Rereading," Volume XXXI weeks after the uncertainty about, say, 'little things like this, of running your own discretion, I do not need to Qingzhi. '" 　　Examples: Things are not free ~ Thesaurus:  from the purpose, have a blurred vision, biddy, helter-skelter, Chest incalculability, unnecessary noise or fuss Antonym Group:  million order, repeated orders and injunctions, know sth. as a person knows his ten fingers, To understand clearly Into the Huai, Qiandingwanzhu, kilo give carerul instructions repeatedly, call the turn, as if enumerating one's family valuables— very familliar with one's subject, tacit understanding, have sb.'s number, Minds think alike, have a tacit understanding; give tacit consent; tacit understanding, understand tacitly; I appreciate your kindness, recruit men and buy horses— raise or enlarge an army, be calm in directing, omniscient, composure, knowing one's own situation and that of the enemy, Zhibi confidant, Look Not scared, in the bag, Several chest, have all the trumps in one's hand (=hold some trumps), nonchalance, boson friends, behave as if nothing had happened, move troops, keep cool