gǔ / dài / zhōng / guó / de / suàn / xué / zài / shāng / yè / hé / gōng / chéng / zhōng / fā / huī / le / zhòng / yào / zuò / yòng

古代中国的算学在商业和工程中发挥了重要作用。

Mathematics in ancient China played an important role in commerce and engineering.