He unpacked his tray and promptly began eating.是什么意思？

He unpacked his tray and promptly began eating.

他放好盘子就很快吃起来.

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。

unpacked

v. 从（包裹等）中取出（所装的东西），打开行李取出( unpack的过去式和过去分词 )，拆包，解除…的负担，吐露（心事等）；

例句
He unpacked his bag...
他打开了包。

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。

tray

n. 盘子，托盘，浅盘，满盘；

例句
...a tray of brownies.
一碟果仁巧克力饼干

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

promptly

adv. 敏捷地，迅速地，立即地，毫不迟疑；

例句
Two-thirds of inheritors promptly sold the houses they were left.
三分之二的继承人会把他们继承得到的房产迅速变卖。

began

v. 开始( begin的过去式 )，着手，创始，创办；

例句
He began comically ad-libbing a script...
他即兴调侃起了一段剧本。

eating

n. &adj. 吃，食物，食用的，可生食的；v. 吃，喝，吃饭（ eat的现在分词 ），（食物）吃起来感到，咬，（人）感到苦恼（或烦恼）；

例句
He started eating an apple...
他开始吃苹果。