1. A Janus-faced view of history; a Janus-faced policy.

2. Others argue that lopsided bombardment by asteroids and comets explain our Moon's Janus-faced exterior.

3. It is an especially acute problem when we consider party elites, since they are Janus-faced.

4. The emotion is Janus-faced : we are torn between a nostalgia for the familiar and an urge for the foreign and strange.

5. Blackface would always be Janus-faced, allowing the artist to speak freely against the interests of the powerful, a potent symbol of Jacksonian democracy

6. He's all the hidden secrets most of us have, " says Ian Abercrombie, who provides the smooth and silvery voice of the Janus-faced Sith Lord."

7. Owing to the Janus-faced properties of copper in organisms, numerous efforts have been undertaken to develop efficient and selective methods to assess copper ions in cells and organisms.