大家好，知识小编来为大家讲解下。crucial是什么意思，crucial的用法很多人还不知道，现在让我们一起来看看吧！

一、crucial是什么意思

1、crucial 关键性的

2、来自cross，十字，分叉口，引申义关键的。

二、crucial的用法

1、crucial

2、crucial: see cross

3、crucial (adj.)

4、1706, "cross-shaped," from French crucial, a medical term for ligaments of the knee (which cross each other), from Latin crux (genitive crucis) "cross" (see cross (n.)). The meaning "decisive, critical" (1830) is extended from a logical term, Instantias Crucis, adopted by Francis Bacon (1620); the notion is of cross fingerboard signposts at forking roads, thus a requirement to choose.

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