千位数用英文怎么说

千位数用英语是 "thousand". 来源是古英语"þusend"，后来演变成现在的 "thousand"

例句:

"The population of the city is over a milpon." (这个城市的人口超过百万)
"He made a thousand dollars last month." (他上个月挣了一千美元)
"It's only a five minute walk, a thousand steps at most." (只有5分钟的路程，最多1000步)