little green men from Mars

• 外星人

little green men from Mars的用法和样例：

例句

1. People thought I was an alien from another planet.
   人们认为我是来自另一星球的外星人。
2. She said with a straight face she saw green spacemen in the back yard.
   她面无表情地说她在後院看到绿色外星人。