The problems of Israel, Lebanon, and the Gulf were tightly interlocked...是什么意思？

The problems of Israel, Lebanon, and the Gulf were tightly interlocked...

以色列、黎巴嫩与海湾的问题一环扣一环。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

problems

n. 问题( problem的名词复数 )，疑难问题，习题，思考题；

例句
There are two main problems which afflict people with hearing impairments...
听力有障碍的人们主要受到两大问题的困扰。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

Israel

n. 以色列；

例句
The peace process has ground to a halt while Israel struggles to form a new government.
当以色列竭力组建新政府的时候，和平进程已经陷于停顿。

Lebanon

n. 黎巴嫩（西南亚国家）；

例句
The situation in Lebanon is very complicated.
黎巴嫩的情况十分复杂。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

gulf

n. 海湾，分歧，波斯湾，（地面的）裂口；vt. 吞没，卷进；

例句
Saudi Arabia, in company with some other Gulf oil states, is concerned to avoid any repetition of the two oil price shocks of the 1970s.
避免20世纪70年代两次石油价格冲击的情形再次出现，这是沙特阿拉伯和其他一些海湾石油国家一致关心的问题。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

tightly

adv. 紧紧地，坚固地，牢固地；

例句
Hundreds of tightly rolled newspapers were set aflame among the 50,000 crowd.
几百张卷紧的报纸在为数5万的人群中被点燃。

interlocked

v. <计>互锁设备( interlock的过去式和过去分词 )，双螺纹针织品；

例句
The two stags interlocked their horns.
两只雄鹿把角叉到一起了.