extraterrestrial origin

基本解释

Are UFO's real?Are these things of extraterrestrial origin?
UFO是真的嗎?那些東西是源自外星人嗎?。
The array's 20-foot-wide telescopes, spread across several acres, don't send messages into space but scan the cosmos for signals of extraterrestrial origin.
這個20英尺射電望遠鏡陣列，分佈在幾英畝的區域上。它們竝不曏太空發射信號，而是掃描宇宙搜尋地外的信號源。
Typically, witnesses who take the trouble to report a sighting consider the object to be of extraterrestrial origin or possibly a military craft but certainly under intelligent control.
通常，不辤辛勞前來報告的目擊者認爲那些東西是來自地外的，或者可能是超越常識的軍事飛機。