The discussions were the beginnings of a dialogue with Moscow.是什么意思？

The discussions were the beginnings of a dialogue with Moscow.

讨论拉开了同莫斯科对话的序幕。

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。

discussions

n. 讨论( discussion的名词复数 )，商讨，详述，论述；

例句
...fruitless discussions about abstruse resolutions.
对于令人费解的决议案毫无成果的讨论

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。

beginnings

n. 开始( beginning的名词复数 )，根源，原始思想，前兆；

例句
I had the beginnings of a headache...
我有了头痛的先兆。

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。

dialogue

n. 对话，（文学、戏剧、电影等中的）对话，对白，意见分歧者之间的意见交换；vt. 用对话表达；vi. 对话，进行非正式的意见交换；

例句
The discussions were the beginnings of a dialogue with Moscow.
讨论拉开了同莫斯科对话的序幕。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

Moscow

n. 莫斯科（俄罗斯首都）；

例句
He told reporters today that the president's trip to Moscow is up in the air.
今天他告诉记者们总统是否前往莫斯科尚未确定。