地下 (dì xià) means “underground; subterranean; covert”. It is an HSK 4 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
这里有地下停车场。
Zhèlǐ yǒu dìxià tíngchēchǎng.
There is an underground parking lot here.
Updated: 2026-07-18