quadrans vetus造句

例句与造句

1. The quadrant was invented in Egypt in the 11th century or 12th century, and later known in Europe as the " Quadrans Vetus " ( Old Quadrant ).
2. Known as the " quadrans vetus " [ " old quadrant " ], the three surviving medieval examples are in the Museo Galileo in Florence, the Museum of the History of Science in Oxford, and the British Museum in London.
3. It's difficult to find quadrans vetus in a sentence. 用quadrans vetus造句挺难的