英文：The higher division of the seven liberal arts in the Middle Ages, composed of geometry, astronomy, arithmetic, and music.
中文：四门高级学科中世纪七个文科中较高的门类, 由几何、天文、算术以及音乐组成
英文：Leon didn't finish his geometry homework because his mind kept jumping the track to think about the new girl in class.
中文：利昂没完成几何作业, 因为他思想总在开小差, 想着班上新来的女生。
英文：German-born Canadian physicist. He won a1971 Nobel Prize for chemistry for his contributions to the understanding of the electronic structure and geometry of molecules.
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