twiddling
/ˈtwɪd.əl/
名词
摆弄,捻弄;旋动,扭动
At the twiddle of a knob the operators can focus on a tiny amount of airspace or scan the whole area.
只要旋动旋钮,操作者就可局部观察一小块领空,或者扫描整个区域。
/ˈtwɪd.əl/
动词
(尤指无聊地反复用手指)摆弄,捻弄,旋弄
She was twiddling (with) a pencil/her hair.
她在摆弄铅笔/头发玩。