barrier edge

基本解释

Between the port and the ocean, a barrier island runs northwest-southeast (shown along the left edge of the image).
在港口和大海之间有一个西北-东南向的海岛作为屏障（图的左边边缘）。
Consequently, weld metal can be built-up into a narrow barrier at any point on a flat or inclined surface and may be placed along an edge of a generally flat workpiece.
因此，焊缝金属可建设成一个狭隘的障碍在任何一个单位或斜面和可放在沿边缘一般平板工件。
The Advanced Land Imager on NASA's Earth Observing-1 satellite captured this image of a barrier island facing the Beaufort Sea, on the northern edge of Canada's Northwest Territories.
美国宇航局地球观测一号卫星上的先进陆地成像仪捕捉了这幅障壁岛的图像，它面对波弗特海，位于加拿大西北部的北岸。