The term 'dual world' is correct and can be used in written English. You can use this term to refer to two independent yet interconnected realms, as in: "The ancient Greeks believed that there was a dual world of gods and man."
On Dec. 4, 1941, the film was released at a dual "world premiere" in Boston.
In the meantime, though, this dual world is a little jarring.
In the dual world of Condit-saturated television, there is, on one side, Dan Rather of CBS barely reporting the Levy case, on principle.
The dual world marathon gold medallist Jaouad Gharib finished third in 1hr 04sec, a bout of cramp after 10 miles causing the Moroccan problems in the closing stages.
The Tangible Media Group, led by Professor Hiroshi Ishii, seamlessly couples the dual world of bits and atoms by giving dynamic physical form to digital information and computation.
And it was Valcke who admitted responsiblity for the dual World Cup race in the first place - the root cause of the chaos that followed - claiming he was keen to maximise commercial returns in the face of a looming recession.
They were dual worlds, Manhattan and Afghanistan, full of contrasts and common themes.
Swanson's mirror-filled set intensified the concept of dual worlds.
Joel's resignation to the dual worlds he disdains makes for a compelling but sometimes claustrophobic reading experience.
Romanticism juxtaposed dual worlds of reality and dream, natural and supernatural, providing a dichotomy that encompassed formalism and expressiveness in the 19th-century dance aesthetic.
The dual worlds of Silent Hill, Fatal Frame's camera, Forbidden Siren's sight-jacking, and so on.
