美国检察官已经扩大了一个证券欺诈案的调查范围。

U.S. prosecutors have widened a securities-fraud investigation.

《柯林斯英汉双解大词典》

当他七月被判刑时，他被判证券欺诈和同谋罪等14项罪状，面临多年徒刑。

He was convicted on 14 counts of securities fraud and conspiracy, and faces many years in prison when he is sentenced in July.

youdao

到11月24日为止，只有一人被拘捕并被控证券欺诈，此人名为朱青全(Don Ching Trang Chu)，为“专家网络公司”的职员。

By November 24th only one person had been arrested and charged with securities fraud: Don Ching Trang Chu, an employee at an "expert networking firm".

youdao

So, he was going after himself, finding out all the companies that were backdating options, trying to beat the SEC and the regulatory authorities to the conclusion.

所以他自己一路研究下去,找出了所有用倒签期权欺诈的公司,然后试图用这个结论,与证券交易委员会和监管机构抗衡

耶鲁公开课 - 金融市场课程节选