启齿用英语怎么说？

启齿

例句

• He said other things I cannot speak out for shame. 他还说了些我羞于启齿的话.
• It was Fatso who first spoke of the unspeakable thing. 这件难以启齿的事还是让胖嫂先说穿了.
• I was so overpowered by my guilt and my shame that I was unable to speak. 内疚和羞愧令我无地自容，难以启齿。
• She wanted to ask if he had news of Keith, but the words stuck in her throat. 她想问他有没有基思的消息，可是难以启齿。
• He is embarrassed about the motives behind his decision. 关于这项决策的背后动机，他觉得难以启齿。