Host families are mainly in Zones 2, 3 and most hosts don't live in Zone 1 because much of central New York is trading center.

接待家庭主要在第2区和第3区，大多数接待家庭并不住在第1区，因为纽约市中心的大部分地方都是贸易中心。

youdao

The modern foundation only accelerated Shanghai's emergence as a major trading center in China.

现代的设施更加速了上海成为中国主要贸易中心的进程。

youdao

They build their own trading center, therefore, the Electronic Market becomes the focus of B2B Electronic Commerce.

他们都建立了自己的交易中心，从而使电子市场成为B2B电子商务的焦点。

youdao

And in eighteen hundred eleven, John Jacob Astor built a fur trading center at the mouth of Oregon's Columbia River.

VOA: special.2009.02.19

Richmond, Virginia, for example, became a huge slave-trading center by the 1840s and 1850s.

比如里士满和弗吉尼亚,在十九世纪四十年代和五十年代,它们成为了巨大的奴隶贸易中心

耶鲁公开课 - 美国内战与重建课程节选

The British Hudson's Bay Company also built a trading center on the Columbia and claimed a large area north of it.

VOA: special.2009.02.19

People interested in pulses, especially with Myanmar opening up it is the largest pulse trading center.

WSJ: Managing in Asia: Hariharan; Singapore Mercantile Exchange Finds the Pulse of Commodities Trading

We have every intention of preserving our edge as a leading international financial and trading center.

FORBES: Readers Say

Antwerp, the world's leading trading center for diamonds, has been hit by a string of robberies in recent years.

WSJ: Police Detain Suspects in Brussels Airport Diamond Heist