中文翻譯為：

transboundary

跨界

例句：

1、Warfare may, however, affect transboundary aquifers as well as the protection and utilization thereof by aquifer States.

但戰爭不僅會影響跨界含水層，而且也會影響含水層國對其的保護和利用。

2、Principle 5 deals with the situation arising after the occurrence of transboundary damage both from legal and practical perspectives.

原則5從法律和實踐兩個角度處理跨界損害發生後的情況。

3、Each aquifer State has sovereignty over the portion of a transboundary aquifer or aquifer system located within its territory.

每一含水層國對位於其領土範圍內跨界含水層或含水層系統之部分擁有主權。