Unofficially
adv. 非公认地；非正式地
✅ 同义词
📖 牛津释义
unofficially
adv.
🗣️ 情景例句
Andy, oh my God. I can't believe it. What are you doing here? I thought you're in Singapore.
安迪，我的天，竟然在这里遇见你。你在这里干什么？我以为你在新加坡。
If nobody loves you, be sure it is your own fault.
如果没有人爱你，肯定是你自己有问题。
Maybe some folk songs to start with?
先演奏些民歌吗？