中空 (zhōng kōng) — hollow interior; hollow structure

Definition

A technical/structural term meaning 'hollow interior' — refers to a designed cavity inside a material like glass, steel, or bamboo, not just empty space. Often modifies 结构 or 设计.

noun

hollow interiorhollow structure

Measure word · 个

Examples

中空。
Zhè zhǒng zhōng kōng bō li gé yīn xiào guǒ hěn hǎo.
This kind of hollow glass has good sound insulation.
中空，。
Qiáo dūn cǎi yòng zhōng kōng shè jì, jiǎn qīng le zhòng liàng.
The bridge pier uses a hollow design to reduce weight.
中空。
Zhú zi de zhōng kōng jié gòu shǐ tā jì qīng yòu jiē shi.
The hollow structure of bamboo makes it both light and strong.

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