on pins and needles

US /ɑn pɪnz ænd ˈniːdlz/
UK /ɑn pɪnz ænd ˈniːdlz/
"on pins and needles" picture
1.

안절부절못하는, 조마조마한

in a state of anxious expectation; nervously awaiting something

:
I've been on pins and needles all day waiting for the test results.
시험 결과를 기다리느라 하루 종일 안절부절못했어.
Everyone was on pins and needles as they watched the final penalty kick.
모두가 마지막 페널티킥을 보면서 조마조마했다.