1. 演变，发展 evolvement/development

例句：中国园林是经过三千多年演变而成的独具一格的园林景观。

Chinese gardens have become a distinctive landscape through 3,000 years of evolvement.

2. 改进，改善，提高 improvement/reforming/enrichment

例句：随着生活水平的提高，度假在中国人生活中的作用越来越重要。

With the improvement of living standards, taking a holiday is playing an increasingly important role in Chinese people’s life.

3. 文化 culture/civilization

例句：它最先向其他文化敞开大门。

It was the first to open its doors to other cultures.

4. 技术 technology/skill/technique

例句：其间，科技方面也取得了很大进步。

Meanwhile, science and technology have also achieved great progress.