stranger
🇺🇸
/ˈstreɪndʒər/
🇬🇧
/ˈstreɪndʒə(r)/
someone you have never met before
I don't recognize her; she's a stranger to me.
我不认识她;她对我来说是个陌生人。
someone who is new to a place
He's a stranger in this town and doesn't know his way around.
他在这个城市是个陌生人,不熟悉这里的路。