hang by a thread
US /hæŋ baɪ ə θrɛd/
UK /hæŋ baɪ ə θrɛd/

1.
岌岌可危, 命懸一線
to be in a very dangerous or precarious situation; to be very close to failure or collapse
:
•
His political career is hanging by a thread after the scandal.
醜聞之後,他的政治生涯岌岌可危。
•
The company's future is hanging by a thread due to financial difficulties.
由於財政困難,公司的未來岌岌可危。