ˋshìㄈㄟfēiㄑㄩˊzhí

  1. 反對好壞·王充論衡·》:所見是非曲直。」文明小史·》:兄弟親自審問一個是非曲直斷乎不能委曲。」皁白

lit. right and wrong, crooked and straight (idiom)​; fig. merits and demerits, pros and cons