Much of our information is always speculative.我们的许多信息往往都是推断出来的。

The papers ran speculative stories about the mysterious disappearance of Eddie Donagan.各家报纸都刊登了对埃迪•多纳根神秘失踪猜测的报道。

His mother regarded him with a speculative eye.他母亲用充满疑惑的目光注视着他。