危機一髪である
at the critical moment
危機一髪で助かる
escape 《death》 by a hair's breadth [by the skin of one's teeth]
have a narrow [hairbreadth] escape.
読み方 ききいっぱつ
It is a critical moment; the issue hangs on a hair; a feather might turn the scale
危機一髪
危機一髪であること
the condition of being a narrow escape
危機一髪だった
that was a narrow escape
危機一髪であった
had a close call