Malfoy, it seemed, had sneaked up behind Neville and grabbed him for a joke.

马尔福搞了个恶作剧。他悄悄藏到纳威后面，然后一把抱住了他。

You never sneak up behind someone when they're staring at a dead person!

在别人正盯着一个死人的时候你不能鬼鬼祟祟地到背后吓唬人!

It is just sneaking up behind you.

它只是悄悄靠近你。

No. I mean, sneaking up behind me like the walking dead.

我是说 鬼鬼祟祟出现在我背后。

Then he'd sneak up behind you while you were loading laundry and lay the steel hooks on the back of your neck.

然后趁你忙着往机器里塞洗涤件的时候溜到你背后，用两只铁钩子钩住你的脖子。

You snuck up behind me and sliced my throat like a ninja.

你像个忍者从背后偷袭我 割我的喉。

You didn't say that he sneaked up behind you and knocked you out cold, but that you turned around...and there he was.

你没有说过他从背后偷袭你，并把你打晕，你只是说转身时，发现他站在你背后。

The man was so intent on his task that he never heard us sneaking up behind him.

这个人非常专注于他的任务，以至于他从未听到我们偷偷地跟在他身后。

The ocean got my attention when I was about 3 years old. A wave sneaked up behind me and knocked me off my feet.

我大概3岁起就开始对海洋感兴趣。一波海浪从我身后悄然而来，将我撞翻在地。