mess around

基本解释

You don't mess around with the controller.
使用控制器您就不会产生混乱。
I don’t just mean spotting the mess around you or recognizing which things which are out of place.
我不仅仅是指分辨出你身边的杂物或是意识到哪些东西摆错了位置。
Your estate plan is nothing to mess around with; a lot of people ignore it until it’s too late, and many others make a mess of it because they haven’t stuck to legal guidelines.
你的财产计划不是可以浪费时间的，很多的人都会忽略直到太迟了，很多人也会弄得很糟，因为他们没有坚持法律的指导。

All officials from the chancelleries that he had created and all of the officers were obliged to attend this torture scene as a way of warning them that, "You'd better not mess around."
他所有的内阁大臣和官员们,都被迫出席拷打的场面,这么做是以儆效尤,"你们最好别到处惹是生非"
耶鲁公开课 - 欧洲文明课程节选
But along with this conceptual framework, provided by none other than Thomas Hobbs in England, who had lived through the English Civil War and thought that you shouldn't mess around with this rights business, you need some sort of big powerful monarch there-- but there was a sense inherent in all of this.
但与之同存的另一种观点,是英国最具代表性的托马斯·霍布斯提出的,他经历过英国内战,且认为君主不该滥用手中权力,你需要的是一个有权利的君主,但这其中有一些内在的概念
耶鲁公开课 - 欧洲文明课程节选

Why would a company with those juicy gross margins mess around with low-margin hardware?
FORBES: Cracking The Case Of The Missing Google Gadgets
Ms. LATIFAH: (Singing) I'm going to mess around and flip the scene into reverse.
NPR: Queen Latifah on New HBO Movie 'Life Support'

If you mess around, you spend time doing things without any particular purpose or without achieving anything.
If you say that someone is messing around with something, you mean that they are interfering with it in a harmful way.
If someone is messing around, they are behaving in a joking or silly way.