a. 严肃的, 认真的, 重要的, 严重的
We like to work with people who are like-minded, with whom we share a common interest, or who also believe in a cause we are serious about.
六级 · CET-6 2025年12月 第2套
Abundant research shows the harms of social isolation, considered a serious public health problem in countries that have rapidly ageing populations (though talk of a 'loneliness epidemic' may be exaggerated).
六级 · CET-6 2025年6月 第3套
Unfortunately, the crisis of global warming has already had a serious negative impact on cacao farms’ yields, leading to the prices of chocolates skyrocketing.
四级 · CET-4 2024年12月 第2套
The issue is that, unlike using a smartphone app, operating a car has serious safety risks, whether the driver is human or software.
四级 · CET-4 2024年12月 第3套
Leon Clarke, who helped author reports for the UN's Intergovernmental Panel on Climate Change, isn't an uncritical supporter of nuclear energy, but says it's a valuable option to have if we're serious about reaching carbon neutrality.
六级 · CET-6 2024年6月 第1套