1. It is unprofessional to go round criticizing your colleagues . 四处活动批评同事是不符合职业道德的。
2. Using too many abbreviations will make your SMS confusing to the reader or look unprofessional with your business contacts. 太多的缩写会给阅读者带来困惑，或者让你的商业交往显得不那么专业。
3. However, if your supervisor is getting angry or being unprofessional, you can try to steer the review to facts and practical information. 然而，如果你的辩驳让你的主管生气了，或变得不专业了，你可以试着用事实或实用的信息来主导评审。
英英解释
adj.
1. not characteristic of or befitting a profession or one engaged in a profession
