un
ne
ce
ssa
ri
ly
1
不必要地, 无理由地
without a valid reason or purpose
- She apologized for taking up the professor's time unnecessarily during the office hours.
她为在办公时间不必要地占用了教授的时间而道歉。
- The argument escalated unnecessarily due to a misunderstanding that could have been easily clarified.
由于一个本可以轻易澄清的误解，争论不必要地升级了。
- The packaging of the product was unnecessarily elaborate, contributing to environmental waste.
产品的包装不必要地复杂，导致了环境浪费。
- The added features in the software were deemed unnecessarily complex for the average user.
软件中添加的功能被认为对普通用户来说不必要地复杂。
- The project timeline was extended unnecessarily due to delays that could have been avoided with better planning.
由于本可以通过更好的规划避免的延误，项目时间表被不必要地延长了。
反义词：
2
不必要地
without any necessity