mess ·phrasal verb
Definition: to interfere with or change something that doesn't need to be changed or that you don't want changed Level: C2
我觉得有人乱动了打印机的设置。
I think someone has been ___messing ___around ___with the printer settings.
他忍不住要摆弄汽车发动机，尽管它运转良好。
He can't stop ___messing ___around ___with the car engine, even though it works fine.
请不要乱动项目时间表；它已经优化好了。
Please don't ___mess ___around ___with the project timeline; it's already optimized.