不为人知

• ピンイン: bù wéi rén zhī
• 漢字の分解: 不 = not; 为 = to be (passive marker); 人 = person; 知 = 矢 (arrow) + 口 (mouth), meaning to know

意味

人に知られていない／世間に知られない

Often used to describe secrets, hidden aspects, or behind-the-scenes stories. Can refer to personal histories, industry secrets, or overlooked facts. Frequently appears in journalism and biographical contexts.

例文

1. 每个光鲜亮丽的成功背后，都有不为人知的艰辛。
2. 这位企业家有很多不为人知的慈善行为。
3. 这个古老村落里，藏着许多不为人知的历史故事。

使い方ガイド

場面: secrets, hidden stories, revelations

トーン: mysterious

正しい言い方

• 他有很多不为人知的一面。(He has many sides unknown to others.)
• 这段历史长期不为人知。(This piece of history remained unknown for a long time.)

避ける言い方

• 这道题的答案不为人知。(For things people simply haven't figured out, use 没人知道 — 不为人知 implies something deliberately hidden or overlooked)

起源と歴史

不为 (not by) + 人 (people) + 知 (to know). A classical construction meaning 'not known by people.'

文化的背景

世代: All ages

社会的背景: Universal