當他聽到Red向實業家承認自己一直在將兩個動物關在穀倉的籠子裡時，他意

當他聽到Red向實業家承認自己一直在將兩個動物關在穀倉的籠子裡時，他意識到“動物”實際上是兩個倖存的外星人。

結果 (英文) 1:

When he heard the Red businessman confessed to having been in the two animals in a cage in the barn, he realized that "animal" is actually two surviving aliens.

結果 (英文) 2:

When he heard Red admit to the industrialist that he had been keeping two animals in a barn cage, he realized that the animals were actually two surviving aliens.

結果 (英文) 3:

When he heard red admit to industrialists that he had been keeping two animals in a barn cage, he realized that "animals" were actually two surviving aliens.