底子

• Pinyin: dǐ zi
• Hanzi breakdown: 底 = 广 + 氐 (base/bottom); 子 = noun/diminutive suffix

Meaning

Foundation; basis; background knowledge; original draft; financial reserve. The underlying base of something — a person's knowledge base, a document's draft, or a household's savings.

Versatile in usage. In learning: 语言底子好 means having a strong language foundation. In finance: 家底子 means family financial reserves. In document management: 留底子 means keeping a copy. In crafts: 底子 can refer to the base layer of a painting or fabric. Colloquial and practical in register.

Examples

1. 他虽然没有经过系统训练，但从小打下的音乐底子让他学什么都比别人快。 Although he never received formal training, the musical foundation he built as a child lets him learn anything faster than others.
2. 谈判之前，代表团对对方的经济状况和谈判立场摸了个清楚的底子。 Before the negotiations, the delegation got a clear read on the other side’s economic situation and negotiating position.
3. 她的英语底子很扎实，研究生阶段转向语言学后很快适应了专业文献阅读。 Her English foundation is solid, and after shifting to linguistics in graduate school, she quickly adapted to reading specialized academic literature.

Usage Guide

Context: education, personal development, finance, crafts

Tone: neutral

Do Say

• 从小打好数学底子，对未来学习理工科有着不可忽视的长远益处。(Building a solid maths foundation from a young age has significant long-term benefits for studying science and engineering.)
• 她家里有点底子，所以创业失败后还能撑过最艰难的那段时间。(Her family had some financial reserves, so even after the business failure she could get through the hardest period.)

Don't Say

• 他的底子很高 — use 他的底子很扎实 or 他的底子很厚; 底子 collocates with 好、扎实、厚、薄 not 高 (which suggests height rather than depth of foundation)

Origin & History

底 (base/bottom) + 子 (noun suffix)

Cultural Context

Generation: All ages

Social background: Universal