As the evening progressed, he became increasingly incoherent...是什么意思？

As the evening progressed, he became increasingly incoherent...

随着夜色加深,他说话越来越前言不搭后语了。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

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。

evening

n. 傍晚，黄昏，晚会，晚年，衰退期，末期；adj. 在晚上的，为晚上的，晚上用的；int. 晚上好；

例句
He worked in the news division of ABC — he was the anchor of its 15-minute evening newscast.
他在美国广播公司的新闻部工作——他是晚间15分钟新闻播报的主持人。

progressed

v. （使）进步， （使）进行( progress的过去式和过去分词 )，改进，进展，（时间上）推移；

例句
He progressed slowly along the coast in an easterly direction.
他沿着海岸慢慢向东前行。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

became

v. 变为，成为（ become的过去式 ）；

例句
It became very clear that the incident was not just an aberration, it was not just a single incident.
事实已经很清楚，这件事不是偶发的，它并不是一起孤立的事件。

increasingly

adv. 越来越多地，日益，格外，越来越…，愈；

例句
Theirs had been an increasingly attenuated relationship.
他们的关系日益冷淡。

incoherent

adj. 思想不连贯的，语无伦次的，支离破碎的，夹七夹八，不相干；

例句
The man was almost incoherent with fear...
那个人吓得几乎语无伦次了。