He made sundials, water clocks, and similar apparatus, a little last gleam of experimental science in the gathering ignorance. 赫伯特·乔治·威尔斯.世界史纲.
The lever and the pulley, lathe s, picks, saws, hammers, bronze operating-lances, sundials, water-clocks, the gnomon (a vertical pillar for determining the sun's altitude) were in use. 李贝.西洋科学史.