n.陌生人( stranger的名词复数 );外地人,初到者;
例句:
The soldiers had orders to allow no strangers through the gates.
士兵们接到命令,不准外人进入大门.
Don't open the door to strangers; it's not safe.
不要给陌生人开门, 那很危险.
The couple might as well have been strangers.
这对夫妇形同陌路。