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空穴
kòngxué
1. electron hole
Uncommon • Top 30%

Character Breakdown

空
kōng
hollow, empty, deserted, bare
HSK 3 8 丶
穴
xué
cave, den, hole
HSK 6 5 丶

Compound Words (2)

空穴来风
kōngxuéláifēng
lit. wind from an empty cave (idiom)
空穴来风未必无因
kòngxuéláifēngwèibìwúyīn
wind does not come from an empty cave without reason

Metadata

Category
Chinese
Word Frequency Rank
25,674 of 84,292