基本解释了解情况；（尤指）了解问题的症结。同根派生 英汉例句用作不及物动词 (vi.)Don't make comments before know the truth.不知道真相请不要发表评论。Neither of them knows the truth.他们谁都不知道真相。英英字典剑桥英英字典to know all the important facts in a situation, especially the unpleasant ones