Currency-conversion costs remain one of the biggest obstacles to cross-border trade.

货币兑换成本仍是跨境贸易的最大障碍之一。

《柯林斯英汉双解大词典》

That means higher transactions costs for Chinese companies, too, compared to traditional cross-border trade in dollars.

这对于中国公司而言，意味着比传统的美元交易要付出更高的交易成本。

youdao

If any problem was encountered in cross border trade or movement of people, these were always resolved on a bilateral basis.

如果在边境贸易或者人员往来方面碰到了什么问题，都是在双边的层面就解决了。

youdao

Last year,U.S.-Mexico cross-border trade amounted to $293 billion.

VOA: standard.2009.04.30

The regional Interpol office is also focusing on increasing piracy in the Gulf of Guinea, illegal drug trafficking, arms smuggling, cross-border highway banditry, computer-based crimes, and the poaching and trade of protected animals.

VOA: standard.2009.11.09

Cross-border trade and transport links, which had been suspended for a few weeks, recently resumed.

BBC: Pakistan's Prime Minister Raja Pervez Ashraf

To try to prevent security worries clogging cross-border trade, American customs officials may be posted throughout Mexico.

ECONOMIST: Mexico, the United States and drug gangs

The key that locks the door against terrorists also opens a wider gate to cross-border trade and travel.

WHITEHOUSE: President Obama��s Bilateral Meeting with Prime Minister Harper of Canada | The White House