Mothers, the researchers warned, will continue to shoulder the burden of childcare and housework for the next four decades, largely because housework such as cleaning and cooking is still regarded as "women's work".

研究人员警告说，在未来40年里，母亲将继续承担照顾孩子和家务的重任，这主要是因为清洁和做饭等家务仍然被视为“妇女的工作”。

youdao

The researchers warned against drawing absolute conclusions from a small-scale study.

研究者们反对仅仅通过小范围的观察便得出绝对结论。

youdao

And the researchers warned that firstborns could be at risk of other health problems too.

研究员同时警告称，长子长女还有可能出现其他健康问题。

youdao

But the researchers warned that the dangers from such large amounts of aspirin should be carefully considered.

VOA: special.2009.09.01

Researchers have warned of a link between this condition and an increased risk of cancer of the esophagus from drinking alcohol.

VOA: special.2009.06.23

But the researchers warned that the digital profiles people are creating also threaten privacy.

BBC: Facebook 'likes' predict personality

But the researchers warned those diagnosed later in the course of the infection had a much shorter life expectancy.

BBC: HIV drugs 'add 13 years of life'

And the researchers warned the symptoms associated with this, such as breathlessness, could have been wrongly interpreted as asthma.

BBC: NEWS | Health | Overweight 'higher asthma risk'