二者選一
に
しゃ
せ
ん
い
つ
Meanings
1
choosing between two things; two choices
A yojijukugo meaning a choice between two alternatives. Often interchangeable with 二者択一, though 二者選一 may be slightly less common.
See also: 二者択一
I was forced to choose between going on to higher education or finding a job.