?分辨是非

know right from wrong 分辨是非 I met so many people at the party that I wouldn′t know half of them again.

?分清是非

... know a friend from an enemy分清敌我 know right from wrong分清是非 know of听说过,知道 ...

?分辨对错

Know right from wrong ? 分辨对错 classifier needs to observe rules for dealing with multi-subject works ? 分类需要遵守规则，处理多学科工程 ..

?知错

Charts that show the organisational structure ? 图表,显示的组织结构 Know right from wrong ? 知错 no more hammers to the head from lin fang ? 没有更多的锤子，到头部从林芳 ..