MacReady：Somebody in this camp ain't what he appears to be. Right now that may be one or two of us. By spring, ...

麦克里迪：这个营地中的某些人并非人类。现在可能只有一两个。到了春天，就会变成全部。 　　

Childs：So, how do we know who's human? If I was an imitation, a perfect imitation, how would you know it was re...

切尔兹：那么，我们怎样才能知道谁是人类？如果我是假的，一个完美的赝品，你怎么才能知道我的真假？ 　　

MacReady：I dunno, it's like this: thousands of years ago this spaceship crashes, and this thing, whatever it is...

麦克里迪：我不知道，大概是这样：几千年前这艘太空船坠毁，而这种东西跳出或者爬出来，被冰所掩埋。