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]

理屈词穷因理亏而无言以对。例感觉自己理屈词穷他悄悄地离开了会场。英be condemned on one's own showing; fall silent on finding oneself bested in argument;[查看详情]

哑口无言把某人驳斥或说得无言可对。例他们被人们说得哑口无言。英be left without an argument; be rendered speechless;[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]

守口如瓶闭口不说，像瓶口塞紧了一样。形容说话谨慎或严守秘密。例防意如城，守口如瓶。英tightlipped; reticent; do not breathe a single word;[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]