形容词 fair-and-square:

1. just and honest

fairadj.公平的；晴朗的；美丽的; 相当的；（皮肤、毛发等）浅色的；白皙的n.展览会；市集adv.公平地，直接地fairleadn.导引片(引出管；引线孔；导索板)

1. An interested person can not make a fair decision.
   有偏见的人不能做出公正的决断。
2. A judge should always judge on the square.
   一个法官应该永远公正的判决。
3. His part in the affair was quite open and aboveboard.
   他参与这件事完全是正大光明的。