...the pain that engulfed him...是什么意思？

...the pain that engulfed him...

将他吞噬的苦痛

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。

pain

n. 痛苦，刻苦，令人厌烦的人[事物]，身体某部分的疼痛[不适]；vt.& vi. （使）疼痛，（使）痛苦，伤害；vt. 使…痛苦，使…烦

例句
Despite considerable pain she has been getting out and about almost as normal...
尽管还很痛，她已经基本上行动如常。

that

det. 那个，那；pron. 那个，那；conj. 多么，如此…以至，用于某些动词、形容词和名词后，引出各种从句；adv. 不那么，那样；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

engulfed

v. 吞没，包住( engulf的过去式和过去分词 )；

例句
A seven-year-old boy was found dead after a landslide engulfed a block of flats...
山体滑坡掩埋了一栋公寓楼，造成一名7岁男孩丧生。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。