杜克大学的研究人员详细核查了160多项已发表的研究，发现并没有强有力的证据表明这些方法中的任意之一能产生重大作用。

Researchers at Duke University scrutinized more than 160 published studies and found an absence of strong evidence that any of these approaches can make a big difference.

youdao

有证据表明，这一时期发生了重大的生态和地质变化。

There is evidence of major ecological and geological changes during this period.

youdao

在11号和18号染色体上，我们发现重大的与变异有关的证据。它能帮助说明精神分裂症思维和记忆缺陷。

It also found significant evidence of association with variation on chromosomes 11 and 18 that could help account for the thinking and memory deficits of schizophrenia.

youdao