来自外部空间 meaning in English

come from outer space

[ size = 5 ] [ color = darkred ] 38 . [ / color ] [ / size ] [ / b ] the hot sun had caused the dough （面团） to double in size and the fermenting yeast （酵母） made the surface shake and sigh as though it were breathing and it looked like some unknown being from outer space
炙热的太阳导致面团面积加倍，酵母使面团的表面摆晃叹息，似乎它在呼吸，它看上去像某种来自外部空间的无名生物。