on pins and needles
成語所屬單字needle
on pins and needles — 慣用語
1. very nervous, anxious, or excited while waiting for something important to happe
1.慣用語
釋義
如坐針氈；坐立不安
very nervous, anxious, or excited while waiting for something important to happen or for a piece of news
例句
The students were on pins and needles while the teacher read out the exam results.
Aoi was on pins and needles all morning, waiting to hear if she got the job.