knife edge
US /ˈnaɪf ˌɛdʒ/
UK /ˈnaɪf ˌɛdʒ/
名词
刀刃上, 危急关头
a situation of extreme tension, danger, or uncertainty
示例:
•
The negotiations were on a knife edge, with either success or failure possible.
谈判处于刀刃上，成功或失败都有可能。
•
The company's future hung on a knife edge after the financial crisis.
金融危机后，公司的未来悬于一线之间。