Do you have a broad outline of what was discussed?

你对所讨论的东西有个大概了解吗？

The present paper introduced a broad outline of the diversity of protozoa on the globe, the position in the biology and the relation to the human being.

概述了地球上原生动物多样性现状，指出它在生物学界中的地位及其对人类的作用。