如坐針氈

如坐针毡
rúzuòzhēnzhān
  1. lit. as if sitting on pins and needles (idiom)
  2. fig. to be in an uncomfortable situation

CEDICT

to feel very anxious and uneasy

Wiktionary

比喻心神不寧，片刻難安。參見「針氈」條。

重編國語辭典

Entry Composition

1 如 rú
  1. as
  2. as if
  3. such as
2 坐 zuò
  1. to sit
  2. to take a seat
  3. to take (a bus, airplane etc)
  4. to bear fruit
  5. variant of 座 zuò
3 針氈 zhēnzhān
  1. needle felting (craft)
  2. piece of felt used as a pincushion