Ask the promoter to substantiate claims.

要求发起人具体证明它。

youdao

Ask the promoter of the plan to substantiate claims with hard evidence.

请这个计划的发起者用强有力的证据证实这个宣称。

youdao

There is little scientific evidence to substantiate the claims.

几乎没有能证实这些断言的科学证据。

《柯林斯英汉双解大词典》

Coal miner Bumi has said it is unable to substantiate claims of potential financial and other irregularities at its Indonesian operations.

BBC: Bumi probe unable to back irregularity claims

U.S. prosecutors Sean Berkowitz and John Hueston promised a host of witnesses to substantiate their claims of wrongdoing.

FORBES: Case Closed For Lay, Skilling

What is more, the GAO was unable to substantiate USDA claims that the program is needed to boost U.S. exports of agriculture.

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