He had studied this process and understood its alien nature.

They could recognize the latter by their odd clothing or alien nature.

They could probably sense the alien nature of those about them, probably smell it.

They were very good at it, despite their rather alien nature.

Should she not be shouting his alien nature from the mizzenmast?

They won't even consider the alien nature of that doohickey.

He had not asked: that was all the reason the Dragon needed, and its alien nature could be summed up no better.

The changing alien nature of their surroundings didn't seem to be slowing the machines at all.

Yet now, more than before, her alien nature was revealed.

What sealed off their compassion from him was his alien nature.