Many different events are organized at children's museums and science centers across the country.

各地儿童博物馆，科技中心都会举办活动。

We developed China's international centers for science and technology innovation and comprehensive national science centers, and set up the country's first group of national laboratories.

建设国际科技创新中心和综合性国家科学中心，成功组建首批国家实验室。