不知不觉

• 拼音: bù zhī bù jué
• 汉字拆解: 不 = not; 知 = to know; 觉 = 见 (see) variant + 学, meaning to perceive or realize

含义

Unconsciously; without realizing; before one knows it. Something happens gradually without awareness.

Often used to describe the passage of time, gradual changes, or behaviors that happen automatically. Emphasizes that something occurred naturally, without deliberate attention. Very common in everyday speech and writing.

例句

1. 不知不觉已经十二点了，该睡觉了。
2. 聊着聊着，我们不知不觉成了好朋友。
3. 不知不觉中，他已经从那个青涩的少年成长为成熟的大人。

用法指南

语境: time, gradual change, habits

语气: reflective

正确说法

• 不知不觉夏天就过去了。(Before we knew it, summer was over.)
• 不知不觉爱上了他。(Without realizing it, I fell in love with him.)

错误说法

• 我不知不觉地决定辞职。(Decisions require awareness — use for unintentional occurrences, not deliberate choices)

起源与历史

不知 (not knowing) + 不觉 (not perceiving). Reduplication emphasizing complete lack of awareness.

文化背景

世代: All ages

社会背景: Universal