a leap in the dark
US /ə liːp ɪn ðə dɑːrk/
UK /ə liːp ɪn ðə dɑːrk/

成语
1.
盲目的尝试, 冒险之举
an act or decision whose consequences are unknown and potentially dangerous, but which is undertaken anyway
示例:
•
Starting a new business without a clear plan is often a leap in the dark.
没有明确计划就开办新公司常常是一次盲目的尝试。
•
She decided to move to a new country without a job offer, which was a leap in the dark.
她决定在没有工作机会的情况下搬到一个新的国家,这是一次盲目的尝试。
在 Lingoland 学习这个单词