long-standing but unproven allegations.
长期存在未经证实的指控。
The theory remains unproven.
这个理论仍未被证明。
His claims are unproven.
他的主张尚未得到证实。
The technology is still unproven.
这项技术仍未经过验证。
The drug's effectiveness is unproven.
这种药物的有效性尚未得到证明。
She made unproven accusations against him.
她对他提出了毫无根据的指控。
The company's success is unproven.
这家公司的成功尚未得到证实。
The hypothesis remains unproven.
这个假设仍未被证明。
The product's safety is unproven.
这个产品的安全性尚未得到验证。
The allegations are unproven.
这些指控尚未得到证实。
The experiment's results are unproven.
这个实验的结果尚未被证实。
" But this is unproven so far."
“但到目前为止，这还没有得到证实。”
来源: VOA Slow English TechnologyThere's acupuncture... - Those are all unproven.
还有针灸 -那些都是没有理论依据的。
来源: Canadian drama "Saving Hope" Season 1Many feel the technology is too new and unproven.
很多人觉得这种新的科技太新了且没有被证明。
来源: New types of questions for the CET-4 (College English Test Band 4).Some were passed down for generations and are still unproven.
有些是祖祖辈辈口口相传的，尚未经证实。
来源: VOA Slow English - America" This is a very costly proposal for an unproven program."
华盛顿特区财政政策研究所(dc Fiscal Policy Institute)所长埃里卡·威廉姆斯(Erica Williams)表示：“如果开发商认为有利可图，即便没有激励，也会这么做。”“对于一个未经证实的项目来说，这是一个非常昂贵的提议。”
来源: VOA ListeningThe reasons for the decreased longevity in the North remain unproven.
北方造成寿命下降的原因目前尚不清楚。
来源: Science in 60 Seconds Listening Compilation March 2015But another is that the brain-stretching potential of edtech has remained unproven.
但还有一个原因是教育技术提升才智的潜力尚未得到证实。
来源: Dominance Episode 1Before Hubble, black holes were merely a concept, an unproven part of astronomical lore.
在有哈勃之前，黑洞仅仅是理论上的概念，是一项未经证实的天文知识。
来源: The Final Frontier of the Hubble Space TelescopeLula blamed Bolsonaro for inciting his supporters with unproven claims about possible election cheating.
卢拉指责博索纳罗利用未经证实的有关他可能在选举中作弊的说法煽动他的支持者。
来源: VOA Special January 2023 CollectionThey have commented on two unproven case reports from medical publications released many years apart.
他们对相隔多年发布的医学出版物中的两份未经证实的病例报告发表了评论。
来源: VOA Special English Healthlong-standing but unproven allegations.
长期存在未经证实的指控。
The theory remains unproven.
这个理论仍未被证明。
His claims are unproven.
他的主张尚未得到证实。
The technology is still unproven.
这项技术仍未经过验证。
The drug's effectiveness is unproven.
这种药物的有效性尚未得到证明。
She made unproven accusations against him.
她对他提出了毫无根据的指控。
The company's success is unproven.
这家公司的成功尚未得到证实。
The hypothesis remains unproven.
这个假设仍未被证明。
The product's safety is unproven.
这个产品的安全性尚未得到验证。
The allegations are unproven.
这些指控尚未得到证实。
The experiment's results are unproven.
这个实验的结果尚未被证实。
" But this is unproven so far."
“但到目前为止，这还没有得到证实。”
来源: VOA Slow English TechnologyThere's acupuncture... - Those are all unproven.
还有针灸 -那些都是没有理论依据的。
来源: Canadian drama "Saving Hope" Season 1Many feel the technology is too new and unproven.
很多人觉得这种新的科技太新了且没有被证明。
来源: New types of questions for the CET-4 (College English Test Band 4).Some were passed down for generations and are still unproven.
有些是祖祖辈辈口口相传的，尚未经证实。
来源: VOA Slow English - America" This is a very costly proposal for an unproven program."
华盛顿特区财政政策研究所(dc Fiscal Policy Institute)所长埃里卡·威廉姆斯(Erica Williams)表示：“如果开发商认为有利可图，即便没有激励，也会这么做。”“对于一个未经证实的项目来说，这是一个非常昂贵的提议。”
来源: VOA ListeningThe reasons for the decreased longevity in the North remain unproven.
北方造成寿命下降的原因目前尚不清楚。
来源: Science in 60 Seconds Listening Compilation March 2015But another is that the brain-stretching potential of edtech has remained unproven.
但还有一个原因是教育技术提升才智的潜力尚未得到证实。
来源: Dominance Episode 1Before Hubble, black holes were merely a concept, an unproven part of astronomical lore.
在有哈勃之前，黑洞仅仅是理论上的概念，是一项未经证实的天文知识。
来源: The Final Frontier of the Hubble Space TelescopeLula blamed Bolsonaro for inciting his supporters with unproven claims about possible election cheating.
卢拉指责博索纳罗利用未经证实的有关他可能在选举中作弊的说法煽动他的支持者。
来源: VOA Special January 2023 CollectionThey have commented on two unproven case reports from medical publications released many years apart.
他们对相隔多年发布的医学出版物中的两份未经证实的病例报告发表了评论。
来源: VOA Special English Health探索常用高频词汇