We were afraid he would be serious on stage, but in the event he performed beautifully.

我们担心他在台上会一本正经，可是结果他演得精彩极了。

youdao

Global warming may be the most serious global social problem threatening life on Earth.

全球暖化可能是最严重的全球性社会问题，威胁着地球上的生命。

youdao

How serious will the impact of the Thai floods be on Asian tables?

泰国洪灾对亚洲人的餐桌影响严重程度有多大？

youdao

It said the global community needed to be as serious about committing resources "on the same scale" to combating global warming as countries were during the the rescue of global economies during the financial crisis.

VOA: standard.2009.09.01

But climate change skeptics have seized on the recent theft of thousands of private e-mail messages from computer servers at a British climate research center to cast doubt on whether global warming is as serious as it has been made out to be.

VOA: standard.2009.12.09

He seems to be serious on the issue so it's a good start.

BBC: Bingu wa Mutharika

And slow growth in Western Europe will inevitably be a serious drag on Eastern Europe's exports.

BBC: Europe's Eastern periphery

Mr Biden himself had said Iran needed to be "serious" on the issue.

BBC: Natanz uranium enrichment plant