twiddled her thumbs

• v. 抚弄大拇指(闲得无聊；不耐烦地靡时间)

twiddled her thumbs的用法和样例：

例句

1. She just sat there and twiddled her thumbs while he read the report. She thought he would never finish.
   他看报告的时候，她坐在那里百无聊赖，心想他真是没完没了。