中国梦之声james:downtown,uptown和midtown的区别？

它们的意思本身差别就很大
downtown
adv.
在(或往)城市的商业区
They went downtown to see a ballet.
adj.
城市商业区的[B]
Our downtown office stays open till eleven.
我们城里的办公室一直开到十一点。
n.
城市商业区,闹区[C]
uptown
adv.
【美】在(或向)城镇非商业区;在(或向)住宅区
He rented an apartment uptown.
他在住宅区租了一间公寓。
adj.
【美】在(或向)城镇非商业区的;在(或向)住宅区的
She went to the uptown post office.
她去住宅区的邮局。
n.
【美】非闹市区,住宅区[U]
He lived in a quiet section of uptown.
他住在住宅区的一个安静的地段
midtown
n.
商业区和住宅区的中间地区
With its thriving mixed-use community, Midtown offers an environment that exemplifies the unique experience of urban living.

补充一下，uptown还有富人区或者上层社区的意味在里面。

uptown
adv.在(或向)城镇非商业区, 在住宅区
adj.住宅区的
n.住宅区

midtown
adj.市中心区的, 位于市中心区的
n.市中心区(商业区和住宅区的中间地)

downtown
adv.在市区, 往市区
adj.市区的

downtown
adjective [before noun], adverb US
in or to the central part of a city:
-downtown Los Angeles
-a downtown address
-I work downtown, but I live in the suburbs.

downtown
noun [U] US
-The hotel is situated two miles north of downtown.

uptown
adjective [before noun], adverb US
in or towards the northern part of a city or town, especially if there is not much business or industry there:
-We could walk uptown or we could take the train.
-I can get lunch in Chinatown for half of what it costs uptown.

midtown [n]
A central portion of a city, between uptown and downtown.