Unofficially
adv. 非公认地；非正式地
✅ 同义词
📖 牛津释义
unofficially
adv.
🗣️ 情景例句
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
The worker is pounding steel pipes to mend the leakage of water.
管道工为了修缮漏水而敲打着下水道的铁管。
They work all day.
他们整天营业。