历时

• 拼音: lì shí
• 汉字拆解: 历 = 厂 + 力 (experience/pass through); 时 = 日 + 寸 (time)

含义

To last; to take (time); to span. As an adjective, diachronic (over time).

Indicates the duration of time that something takes or covers. Often used for projects, events, or processes that extend over a significant period. In linguistics, refers to diachronic analysis.

例句

1. 这项工程历时三年终于完工。
2. 谈判历时数月才达成协议。
3. 历时研究揭示了语言的演变过程。

用法指南

语境: projects, events, academics

语气: neutral

正确说法

• 这场审判历时半年之久。(This trial lasted as long as half a year.)
• 历时五年的研究终于取得了突破。(The five-year research finally achieved a breakthrough.)

错误说法

• 我历时吃饭 — 历时 is for significant durations, not brief daily activities

起源与历史

历 (pass through) + 时 (time)

文化背景

世代: All ages

社会背景: Universal