They were just of a size, and of the same height.

Face, features, and expression were identical.

The man, who might possibly have been their father, but more probably their elder brother, saw our amazed looks, and said "_Bi-coit-suk_:" at least, it sounded like that.

The meaning of the word we could only guess at.

But, if _bi-coit-suk_ does not mean twins, I am greatly mistaken.