impartial、just、fair、neutral与objective这些形容词均有“公正的、公平的、不偏不倚的”之意。
impartial : 侧重对任何人或任何一方没有成见或偏袒。
- impartial advice
客观公正的建议 - A trial must be fair and impartial.
审判必须客观公正。
just : 多用于庄重场合，指不受个人利益得失或感情倾向的影响，侧重按照公认的准则或标准处理问题。
- The judge's sentence was perfectly just in the circumstances.
在这种情况下，法官的判决非常公正。 - I don't really think he had just cause to complain.
我认为他没有什么正当的理由抱怨。
fair : 普通常用词，指不偏不倚地对待人和物，侧重不受个人感情、偏见或利益所影响。
- a fair trial
公正的审判 - Why should I have to do all the cleaning? It's not fair!
为什么我要做所有的打扫工作？这不公平！ - It's not fair on Joe (= it is not right) to make him do all the work!
所有的工作都让乔做，这对他不公平！ - It's not fair that she's allowed to go and I'm not!
允许她去，却不许我去，这不公平！ - It's not fair to blame me for everything!
把一切都怪在我头上，这不公平！ - She's scrupulously fair with all her employees (= she treats them all equally).
她对所有的员工都一视同仁。 - She claims her article was a fair comment on (= a reasonable thing to say about) a matter of public interest.
她声称她的文章是对公众利益问题提出的公正合理的意见。 - He offered to do all the cleaning if I did all the cooking, which seemed like a fair (= reasonable) deal.
他提议如果我做饭，他就打扫卫生，这似乎挺公平合理的。
neutral : 强调持中立态度，不偏袒任何一方，甚至不作最后的裁决。
- If there's an argument between my daughter and her mother, it's important that I remain neutral.
如果我女儿和她母亲发生争吵，我保持中立是很重要的。 - The peace conference would have to be held in a neutral country.
和平会议必须在一个中立国举行。 - I'd rather meet on neutral ground/territory (= somewhere not controlled by or connected to either of us) rather than in his apartment.
我宁愿在一个与双方都无关的地方和他见面，而不是在他的公寓里。
objective : 着重客观、真实，不为个人偏见、兴趣、感情或看法所左右。
- an objective and impartial report
客观公正的报告 - I can't really be objective when I'm judging my daughter's work.
评价自己女儿的作品时，我的确无法做到客观。
