a leap of faith
US /ə liːp əv feɪθ/
UK /ə liːp əv feɪθ/

1.
信念的飛躍, 大膽一搏
an act of believing in or accepting something unseen or unproven, often despite evidence to the contrary
:
•
Starting a new business requires a leap of faith.
開創一項新事業需要一次信念的飛躍。
•
She took a leap of faith and moved to a new country without a job.
她大膽一搏,沒有工作就搬到了一個新國家。