不识好歹英语怎么说

“不识好歹”对应的英文单词有：cannot tell good from bad、not to know chalk from cheese、be gullible、not to know what is good for one ，一共4个，具体意思及用法如下：

cannot tell good from bad不识好歹

not to know chalk from cheese不辨菽麦；不识好歹；不知好歹

be gullible不识好歹

not to know what is good for one不识好歹