难于启齿的英语翻译

“难于启齿”对应的英文单词有：have a bone in one's throat、have a bone in the throat、difficult to speak out one's mind ，一共3个，具体意思及用法如下：

have a bone in one's throat难于启齿

have a bone in the throat<；谑>；难以启齿；不能说话啦，开不了口啦（经常用作不愿说话或回答的口实）；难于启齿

difficult to speak out one's mind难于启齿