大数据

• 拼音: dà shù jù
• 汉字拆解: 大 (big) + 数据 (data) -> large-scale data and analytics.

含义

Big data systems, often imagined as platform analysis behind recommendations and decisions.

In casual use, people say 大数据 when ads or recommendations seem to know their interests. It can be technical, joking, or privacy-conscious.

例句

1. 我刚搜索完，广告就来了，大数据真准。
2. 大数据推荐让我发现了新歌。
3. 别把隐私全交给大数据。

用法指南

语境: technology, shopping, privacy

语气: curious, wary

正确说法

• 大数据能改善推荐，也会带来隐私问题。（Big data can improve recommendations and raise privacy issues.）
• 平台用大数据分析用户偏好。（Platforms use big data to analyze preferences.）

错误说法

• 把任何巧合都说成大数据监控。（Not every coincidence is data surveillance.）

常见错误

• Using it as a catch-all for every technology; it specifically concerns large-scale data use.

起源与历史

Translation of "big data," popularized through tech policy, business, and platform culture.

文化背景

时代: 2010s-2020s

世代: Broadly understood

社会背景: Urban consumers, students, and professionals

地区说明: Common across Mainland tech, business, and everyday speech.