A tariff is simply a tax duty levied on a product when it crosses national boundaries.

But economic bonds across ethnic and national boundaries are neither easy nor inevitable.

但是,跨越种族和民族界线的经济联系既不容易建立,也并非必须建立.

Therefore, international finance researches the problem of the currency and finance which across the national boundaries.

因此, 国际金融研究的是跨国界的货币与金融问题.

Learning goes beyond classrooms and national boundaries.

学无止境,突破教室,跨越国界.

The boundary between countries has not been blurred with more and more people crossing the border, however, it is more distinct in fact.

但今天的国界线并未因穿越者增加而模糊，事实上它更加清晰。

Introduction on the Digital Results of 1:1000000 National boundary Standard Drawing Sample-Maps

中国国界线画法标准样图数字化成果简介

National Boundary Standard Drawing Sample-Maps of China ( shortened form: Standard Sample-Maps) were earnestly compiled through hard working for many years, which are authority.

《1：100万中国国界线画法标准样图》（简称标准样图）是经过多年辛勤工作而精心编制的，具有权威性的国界画法标准样图。

C: By the time you make the announcement we will be over the border.

上校：到你宣布的时候，我们该到了国界线。

You are not, for instance, seeing a map with state lines drawn on it because the geography somehow has broad black lines on it.

例如，你不能看见画在地图上的国界线，因为地形上面有某种宽阔的，呈现黑色的线条。

Beyond the borders, beyond the race, you beyond my mind.

超越了国界, 超越了种族, 超越了你我的心灵.

We all know that serious crime crosses national boundaries.

我们都知道,严重的犯罪是跨国界的.

And on several fronts, unions are joining hands across national boundaries.

而且在某些方面, 各国工会跨国界联合出手.

Cross-border trade and service barriers began to gradually disappear.

贸易与服务 跨 国界流动的障碍逐渐消除.

We recognize no race, no colour, no language, no national boundaries to separate and divide us.

我们认为,无论是种族 、 肤色 、 语言或国界都不能把我们分隔开.

To hit ( a ball ) sharply, usually in a straight line.

击出边线快速直线球通常沿着直线方向猛击 ( 球 )

They judge the side lines and the base lines.

他们判断边线和底线球(界内或界外 )

He should grab the ball and run for the line.

他应该夺过球就往边线跑.

They were lying on the hot deck watching the line of the key.

他们躺在灼热的甲板上,眼睛直瞪瞪地望着小岛四周的边线.

The ball is out of / in touch.

球已出[在]边线外区域.

He scored 26 runs, all in boundaries.

他得了26分, 都是打边线球获得的.

He asked the spectators to deep back from the sideline.

他要求观众们不要走近边线.