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只要拨弄几秒钟，科学家或工程师就能计算乘除、求出平方根与立方根。
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" Who was that fiddling here? " asked the gruff voiced soldier.
且听到有个哑嗓子问: “ 是什么人在此唱歌作乐?
汉英文学 - 中国现代小说
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Right now in Congress, they're fiddling around with the budget and so on.
此时在国会，他们正就预算案等等瞎折腾。
《柯林斯高阶英汉双解学习词典》
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He wants lawmakers to basically stop fiddling around as the country moves closer to breaking up.
国家在日益走向分裂，他希望立法者们再不要无所事事了。
《柯林斯高阶英汉双解学习词典》
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Crucially , operators do not need to worry about fiddling with controls ; the drone flies itself.
更加关键的是这种无人机能够自动飞行, 无需操作人员手忙脚乱的疲于操控.
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