A couple of boozy revellers dropped their trousers.是什么意思？

A couple of boozy revellers dropped their trousers.

两名醉酒的狂欢者脱掉了他们的裤子。

couple

n. 对，双，配偶，夫妻，<口>几个，两三个；vt.&vi. 连在一起，连接，成双，结婚，性交，交配；

例句
No-one personally acquainted with the couple was permitted to talk to the Press...
任何与这对夫妇有私交的人都不准和新闻界谈话。

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。

boozy

adj. 酩酊的，嗜酒的；

例句
...a cheerful, boozy chain-smoker.
一个成天乐呵呵、不停抽烟酗酒的人

revellers

n. 摆设酒宴者，饮酒狂欢者( reveller的名词复数 )；

例句
A couple of boozy revellers dropped their trousers.
两名醉酒的狂欢者脱掉了他们的裤子。

dropped

v. 落下（ drop的过去式和过去分词 ），降低，减少；

例句
He dropped his sausage on the pavement and someone's dog ate it, mustard and all.
他把香肠丢在人行道上，不知是谁家的狗将香肠甚至连带芥末都吃个了精光。

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

trousers

n. 裤子；

例句
It makes soldiers happy to know that somebody right at the top has been caught with his trousers down...
顶头上司出了大洋相，当兵的最高兴了。