fiddling
adj. 无用的；无足轻重的；微不足道的（等于 fiddly）
n. 诈骗
v. 拉小提琴；虚度时光（fiddle 的 ing 形式）
例句
Who's been fiddling with the TV again?
谁又在摆弄电视机了？
《牛津词典》
I've been fiddling about with this design for ages.
我不断地修改这个设计已经好长时间了。
He was fiddling with his keys while he talked to me.
和我谈话时他不停地摆弄钥匙。
