longstanding

基本解释

The biggest risk is that the region fails to tackle its other longstanding weakness: poor education.
最大的風險是該地區未能処理其它長期存在的弱點：糟糕的教育。
Asia is home not only to rising powers, but also to isolated regimes; not only to longstanding challenges, but also unprecedented threats.
亞洲不僅有新興大國，而且有被孤立的政權；不僅麪臨長期存在的挑戰，而且麪臨前所未有的威脇。
With the more precise data and the SDO’s ability to see the whole sun at once, scientists anticipate that they’ll be able to solve some longstanding questions about how the sun’s magnetic field works.
因爲有更精確的數據，還有太陽動態觀測台一次能夠觀察整個太陽的能力，科學家預計能夠解決關於太陽磁場如何運作的一些長期存在的問題。

"There is no question that Iran and Iraq should have a longstanding relationship, they are after all neighbors.
The patriarchal stories are clearly not the work of the Deuteronomist, and these stories must have had very longstanding traditional authority if they were adopted without serious modification by the Deuteronomist redactor some modification, but not serious.
那些宗法故事顯然不是預言師的作品，這些故事必然經過了傳統權威的檢騐,如果他們是未經更改直接引用的話,由那些預言編寫者,這裡有一些改動，但不是太多。
耶魯公開課 - 舊約導論課程節選
This is a longstanding conflict in our thinking.
這種思想鬭爭廣泛存在
耶魯公開課 - 金融市場課程節選

That opens the door, we believe, towards lasting solutions to very longstanding, violent conflicts within Burma.
WHITEHOUSE: The White House