wearing only his pyjama trousers是什么意思？

wearing only his pyjama trousers

只穿他的睡裤

wearing

adj. 使人疲乏的，令人厌烦的；v. 穿着( wear的现在分词 )，磨成，使疲乏，同意；

例句
One of the boys had to be rescued by firemen wearing breathing apparatus.
其中一个男孩须由带着呼吸装置的消防员才能救出。

only

adj. 唯一的，仅有的，最好的，最适当的；adv. 只，仅仅，结果却，不料；conj. 但是，可是，要不是；

例句
Outsiders who wed islanders are given only three years' right of abode at first.
岛外的人和岛民结婚之初只能获得三年的居住权。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

pyjama

adj. （男子及儿童穿的）睡衣裤的，（穆斯林穿的）宽松裤的；

例句
...a pyjama jacket.
睡衣

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。