Under such a scenario, the J-20 would perform the role of penetrating strike aircraft and the J-21 that of an air superiority fighter, Cliff said.

Cliff说，在这种情形下，J - 20将扮演突防打击攻击机的角色，而J - 21则将发挥空优战斗机的作用。

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Mr Monti could be offered a key post in a Bersani-led government under such a scenario.

BBC: Q&A: Italian election

Under such a scenario, known as dynamic or real-time pricing, it's expected that customers will turn up the temperature of their air conditioners a few degrees to save money.

FORBES: Energy

Basically the economy loses twice under such a scenario.

FORBES: The Fed's "Loose" Money Stance Is Making Credit Tight