on a knife-edge
US /ɒn ə naɪf-ɛdʒ/
UK /ɒn ə naɪf-ɛdʒ/

1.
di ambang bahaya, di hujung tanduk, dalam situasi genting
in a difficult, dangerous, or uncertain situation
:
•
The negotiations were on a knife-edge for days.
Rundingan itu di ambang bahaya selama beberapa hari.
•
The future of the company is currently on a knife-edge.
Masa depan syarikat kini di ambang bahaya.