"extraterrestrial"的定义和意义

The movie features an extraterrestrial who befriends a young boy.

Some believe that ancient structures were built with the help of extraterrestrials.

The spacecraft was designed to detect signals from extraterrestrials.

Extraterrestrial life refers to organisms that exist beyond Earth.

Scientists search for signs of extraterrestrial intelligence in the universe.

UFO sightings often spark speculation about extraterrestrial visitors.