go at sb
attack sb 攻击某人: They went at each other furiously. 他们互相猛烈攻击. go at sth make great efforts to do sth; work hard at sth 努力做某事物
They went at the job as if their lives depended on it. 他们拚命做这项工作.
That's quite true, but on the other hand, we have to think of our priorities.
那很有道理,但我们还必须分清轻重缓急。
For once, I haven't taken the wrong train!
我从来不曾误搭过一次列车。
I even went out at midnight with a torch and noted with satisfaction (and surprise) that the ants were still swarming around the sticky tape without being able to do anything about it.