There's a popular supposition that we're publicly funded but the bulk of our money comes from competitive contracts.

人们普遍认为我们是受公共基金的资助，然而我们大部分资金是通过签订竞争性合同得来的。

But as with many such suppositions in natural history, no one had ever tested it.

博物学中虽然有许多类似的假设，却从没人对此考证过。

The report has been rejected by the authorities, who said much of it was based on supposition or inaccuracy.

当局驳回了该报告，称其许多内容有的纯属臆测，有的存在偏差错误。