•There's been a lot of conjecture in the papers recently about the royal marriage.近期报纸上对这桩皇室婚姻大加猜测。

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•We'll never know exactly how she died; we can only conjecture.我们永远也不会知道她究竟是怎么死的；我们只能猜测。

•[+ that] He conjectured that the company would soon be in financial difficulties.他推测该公司不久就会陷入财务危机。