How this has come about is the subject of intense speculation, with three theories jostling for the top spot.

这个结果怎么来的猜测纷纷，有三种理论稳坐头把交椅。

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The Bank should also maintain its inflation target at 2%, despite recent speculation that the spot target would be changed to a range.

BBC: Budget 2013: Bank of England gets new orders

John McCain of Arizona quickly slammed the door Wednesday on speculation that he might accept the No. 2 spot on the Democratic ticket with fellow Sen.

CNN: McCain as Kerry veep? Not so fast

There has been much speculation that Sonia only entered the political fray to keep the top spot warm for Priyanka.

CNN: EDUCATING SONIA