With him, gambling is an obsession.是什么意思？

With him, gambling is an obsession.

对于他来说, 赌博是无法摆脱的。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

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。

gambling

n. 赌博，赌钱，冒险，投机；v. 赌博，冒风险(gamble的现在分词)；

例句
He once dealt cards in an illegal gambling joint.
他曾经在一个非法赌博点负责发牌。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

an

art. 一（在元音字母前代替不定代词a），一任一某一，一个；

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

obsession

n. 着魔，萦绕，使人痴迷的人（或物），摆脱不了的思想[情感等]，妄想；

例句
His parents' obsession with keeping up appearances haunted his childhood.
父母过于爱面子的做法在他儿时一直困扰着他。