Frank twiddled with the knobs of the radio .

弗兰克旋弄着收音机的旋钮。

He twiddled the dial on the radio .

他摆弄着收音机的表盘。

Waller asked as he twiddled with the keys on a huge key ring he had at the end of a chain .

沃勒边问边拨弄挂在钥匙链末大环上的那些钥匙。

He kept me waiting for nearly an hour while I twiddled my thumbs .

他让我等了差不多一个小时，我闲得无聊。

He twiddled with the controls of the radio until he found the station .

他旋弄了一阵收音机的旋钮才找到了那个电台。