nights的反义词英语单词

反义词是days，例如：

1、Installation of the new system will take several days.新系统的安装需要几天时间。

2、I would imagine the job will take about two days.我猜想这工作大概需要两天左右的时间吧。

3、It's been one of those days!这一天真的是倒霉啊！