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

1.
di ambang bahaya, di ujung tanduk, dalam situasi genting
in a difficult, dangerous, or uncertain situation
:
•
The negotiations were on a knife-edge for days.
Negosiasi itu di ambang bahaya selama berhari-hari.
•
The future of the company is currently on a knife-edge.
Masa depan perusahaan saat ini di ambang bahaya.