请将下面这段话翻译成英文：

李四光

李四光(1889-1971年)，字仲拱，是中国地质力学的创立者，中国现代地球科学和地质工作的主要领导人和奠基人之一。李四光创立了地质力学，早年对蜓科化石及其地层分层意义有精湛的研究，提出了中国东部第四纪冰川的存在，建立了新的边缘学科“地质力学“和“构造体系“概念，建立了“构造体系“的概念，创建了地质力学学派。

　　参考译文

Li Siguang

Li Siguang (1889-1971), whose courtesy name was Zhonggong, was the founder of geomechanics in China and one of the important leaders and a founder of China’s modern geo-science and geological research. Li Siguang founded geomechanics and made excellent research on the significance of the fossil of aeshnidae and stratification, put forward the existence of a Quaternary Glacier in Eastern China, established the new disciplines of "geomechanics" and "tectonic system" concepts and founded the school of geomechanics.

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