
adv. 非正式地;未经官方认可地;私下地;在没有正式公布、授权或确认的情况下。
/nfli/
The news was unofficially confirmed last night.
这条消息昨晚得到了非正式确认。
Although the policy had not yet been announced, employees were unofficially told to prepare for the change.
虽然这项政策尚未公布,员工们已经被私下告知要为变化做准备。
来自 unofficial 加副词后缀 -ly。unofficial 由否定前缀 un- 和 official 组成,表示“不是正式的、非官方的”。