沉默寡言不说话。例我们总觉得他们沉默寡言。英silent; taciturn;可指有意说得很少或决意不说话。例老张一向沉默寡言因为他自视很高所以说话谨慎。[查看详情]

秘而不宣保守秘密不对外宣布。英keep sth. secret; hold sth.back; keep one's own council;[查看详情]

讳莫如深将事情尽量深藏隐瞒使外人不知。例讳莫如深深则隐。——《谷梁传》英closely guard a secret;[查看详情]

缄舌闭口说不出话来。[查看详情]

默不作声保持沉默不开口说话。亦作：默不做声。[查看详情]

噤若寒蝉冬天的蝉一声不响。现在常用来比喻有所顾忌不敢吭声。例提出反对条件的转眼就掉过头去，嘌若寒蝉。——鲁迅《两地书》英silent as the cicad in winter;[查看详情]

三缄其口形容说话极其谨慎、不轻易开口。英speak with caution; absolute refusal to talk with one's mouth sealed more than once;[查看详情]

默默无言沉默不语。[查看详情]

姑置勿论姑：姑且；置：放在一边。姑且放在一边不去谈论。[查看详情]

张口结舌因理亏或惊惧而无言以对。例在他妻子的厉声斥责下张口结舌。英with open mouth; be at a loss for words;[查看详情]

一诺千金一句诺言值千金。形容说话极有信用。英promise that will be kept; be sure to keep one's promise;[查看详情]