His promotion was unexpected.是什么意思？

His promotion was unexpected.

他的升迁出人意料。

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。

promotion

n. 促进，增进，提升，升级，（商品等的）推广，发扬；

例句
His job is the discovery and promotion of new artists.
他的任务就是发现并推出艺术新人。

was

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ），在，存在，不受干扰；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

unexpected

adj. 想不到的，料不到的，意外的，忽然的，突然的；

例句
'You won't get away with this,' he said with unexpected bravado.
“这事你休想就这么过去，”他以出人意料的强横语气说道。