英日字典： せんばんにいちばんのかねあい
せんばんにいちばんのかねあい
- 千番に一番の兼合：
(exp)
(obsc)
something so difficult that one doesn't know if there's even a 1 in 1000 chance of success
- 千番に一番の兼ね合い：
(exp)
(obsc)
something so difficult that one doesn't know if there's even a 1 in 1000 chance of success
