底子

dǐ zi

HSK 7–9

Meaning

foundation
base
bottom

Definition

基础；根基；底细。

Foundation; basis; details of a matter.

Usage

常指事物的基础或根本，也可指人的底细或内情。

Often refers to the foundation or root of something, or the details or inside information about a person.

Examples

1 他的底子很好，学什么都快。 (His foundation is very good; he learns everything quickly.)
2 这个房子的底子打得牢，很安全。 (The foundation of this house is solid and very safe.)
3 别着急，先摸清他的底子再说。 (Don't rush; first find out his background.)
4 他底子薄，需要多努力。 (He has a weak foundation and needs to work harder.)
5 这些数据是项目底子，不能丢。 (These data are the basis of the project and cannot be lost.)

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