兴趣是学习语言最好的动力之一。

Xìngqù shì xuéxí yǔyán zuì hǎo de dònglì zhī yī.

Interest is one of the best motivations for learning a language.

发展新能源是推动社会可持续发展的重要动力。

fāzhǎn xīn néngyuán shì tuīdòng shèhuì kěchíxù fāzhǎn de zhòngyào dònglì.

Developing new energy is a crucial driving force for promoting sustainable social development.

科技创新是推动经济增长的重要动力之一。

kējì chuàngxīn shì tuīdòng jīngjì zēngzhǎng de zhòngyào dònglì zhī yī.

Technological innovation is one of the key driving forces behind economic growth.