哥伦比亚特区：美国东部的联邦特区，位于马里兰州和弗吉尼亚州之间，与华盛顿市相重叠，面积69平方英里（179平方公里），人口601,723。
哥伦比亚特区
名称的两部分反映其双重身份，华盛顿市（Washington）是作为首都的名称，而哥伦比亚特区（District of Columbia，缩写：D.C.）是联邦直接管辖的区域。
朋友看我那副虚弱的样子，建议我，干脆从费城到华盛顿DC（华盛顿哥伦比亚特区，District of Columbia）这段路，就别骑车了，先把身体调养好再说。
2013年10月1日，华盛顿特区（District of Columbia）的消费税税率由6%降到5.75%。
... 哥伦比亚特区华盛顿 Washington D. 哥伦比亚特区) D.C 盛顿州 哥伦比亚特区 District of Columbia ...
Except in the District of Columbia, non-lawyers may not own any share of a law firm.
除了在哥伦比亚特区外，非律师可能不拥有律师事务所的任何股份。
The District of Columbia is not a state, nor part of one.
哥伦比亚特区不是一个州，也不属于任何一个州。
Forty-one states plus the District of Columbia have lotteries.
全国41个周和哥伦比亚地区有彩票业务。
But the comparison also found that existing English standards are "clearly stronger" in California, Indiana and the District of Columbia.
VOA : special.2010.07.22
It was amended. The new bill would simply close all places in the District of Columbia where slaves were bought and sold.
VOA : special.2009.03.12
The round stone structure honors people from the District of Columbia who died in World War One.
VOA : special.2009.05.25
It will also have bank locations in 39 states and the District of Columbia.
By the late 1960s, 45 states and the District of Columbia enacted a general sales tax.
Mega Millions is played in 42 states, the District of Columbia and the U.S. Virgin Islands.