go off with

英 [ɡəʊ ɒf wɪð]

美 [ɡoʊ ɔːf wɪð]

移情别恋于; 跟（新欢）私奔; 私自拿走

柯林斯词典

PHRASAL VERB 移情别恋于；跟（新情人）私奔
If someonegoes off withanother person, they leave their husband, wife, or lover and have a relationship with that person.
1. I suppose Carolyn went off with some man she'd fallen in love with.
  我想卡罗琳与她爱上的那个男人私奔了。
PHRASAL VERB 私自拿走
If someonegoes off withsomething that belongs to another person, they leave and take it with them.
1. He's gone off with my passport.
  他拿走了我的护照。

双语例句

A man can only handle so much intimacy before his alarm bells go off, saying it is time to find balance by pulling away. All embossed with the presidential seal and some with an imprint of the presidential signature.
男人在警钤声响，告诉他以抽离保持平衡前，他能掌握的亲密就是这么多。这些都装饰有总统钤记的浮雕花纹，有的还贴有总统亲笔签名的印记。
And Yadar, you go off to Beijing tomorrow along with Shenyang, and join the rest of us there at Starlight Broadway.
丫蛋，你明天跟着大哥一起去北京，上《星光大道》。
I suppose Carolyn went off with some man she'd fallen in love with.
我想卡罗琳与她爱上的那个男人私奔了。
She would have thought it her duty to leave my father and me and go off with an ambulance.
她竟会认为她有责任抛下我和爸爸，跟着一个战地救护队走了。
Instead of seeing your daughter ruin her life and go off and become a drug addict and pregnant with a crazy man, why don't you just say it's time to end it?
眼睁睁看着你的女儿要毁了她自己的生活，离家出走，变成吸毒者，跟一个疯狂的男人怀孕，为什么你不能说该结束了？
Hannah is also looking forward to the days when Mark and the boys go off to play 18 holes, and she is able to enjoy shopping trips with her daughter.
汉娜也期待着当马克和儿子们打高尔夫的时候，女儿能陪她一起购物逛街。
Put it on his bike and go off down the hill with it.
放在车座上，再推着车走下山去。
You need high stamina to outlast them, bow them whenever they root you if possible go for a blind bandage stunlock when DOT wears off, chase them down with sprint at right times.
你需要很高的耐力来打败他们，在他根你的时候就射他，如果可能的话，在DOT消失的时候，至盲然后绷带，在适当时候急跑然后追下去打。
Those firecrackers usually go off with a bang.
那些爆竹通常轰然地爆炸。
The tough love starts in episode one, when Dads and tots go off to live in peasant homes with everything from goats in the courtyard to hairy spiders on the bedclothes.
从第一集节目起，严厉的爱就展开了。爸爸和孩子们住进农民家，院子里有山羊，床单上还爬着毛茸茸的蜘蛛。