fool around with

基本解释

Don't fool around with that gun.
不要瞎摆弄那支枪。
《新英汉大辞典》
As it currently stands, Linux is a safe OS only because few virus creators will fool around with an OS that has less than 5% of the market.
现在Linux屹立不倒仅仅是因为没几个病毒制造者傻到为一个市场占有量不到5%的操作系统编写病毒。
It's one of those moments that make me really want a SLR to fool around with, since my point and shoot couldn't capture anything under the low-light conditions.
洒在层与层之间光芒将他们分开了。那是圣地牙哥吸引我的一个时刻，而在夜里我什么也看不到了。
blog.sina.com.cn

Because investor dollars now roam the planet at the speed of light, central bankers can't fool around with money supplies the way they used to.
FORBES: Digital Rules: Election '98 -- A Long View
Being able to point to an increased tax rate for the wealthiest Americans would help to cushion the blow—and the blowback—likely to result from the administration agreeing to fool around with Medicare.
FORBES: The Choice: Raise The Tax Rates Or Cap Deductions For Wealthy -Why We Should Care Even If The Result Is The Same