英语表达 “twiddle your thumbs” 可用来形容 一个人无事可做、百无聊赖，坐等事情发生时捂弄大拇指的样子，意思是 “闲得无聊，百无聊赖”。
Where have you been? I've been twiddling my thumbs, waiting for you to arrive.
你去哪儿了？我一直在无所事事地等着你来。
Just twiddle your thumbs while we work out how the computer works. 当我们研究计算机如何工作时，你大可什么都不用做。 I've been twiddling my thumbs because I arrived early for the meeting. 我一直闲得无聊，因为我开会早到了。
