凹凸

āo tū

HSK 2.0 Level 6 Rare

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Definitions

1. concave or convex
2. bumps and holes
3. uneven (surface)
4. rugged

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Word relationships

Antonyms

1 item

• 平滑 píng huá 平滑 píng huá flat and smooth 表面光滑平整，没有凹凸: flat and smooth

Related words

3 items

• 崎岖 qí qū 崎岖 qí qū rugged 形容路面或表面不平整: rugged
• 起伏 qǐ fú 起伏 qǐ fú to move up and down 表面有高有低，不一定要有孔洞: to move up and down
• 坑洼 kēng wā 坑洼 kēng wā pothole 强调有凹陷和凸起，常用于地面: pothole

Usage notes

Collocations

“凹凸”常与“不平”搭配，如“凹凸不平”，表示表面不光滑、有起伏。

Formality

“凹凸”本身是中性词，但“凹凸不平”常用于书面语，口语中可能说“不平”或“坑坑洼洼”。

Words Containing 凹凸

• 凹凸不平 凹凸不平 āo tū bù píng: uneven (surface)
• 凹凸印刷 凹凸印刷 āo tū yìn shuā: embossing
• 凹凸形 凹凸形 āo tū xíng: crenelated
• 凹凸性 凹凸性 āo tū xìng: concavity (math.)
• 凹凸轧花 凹凸轧花 āo tū yà huā: embossing

Child Words of 凹凸

• 凸 凸 tū: to stick out
• 凹 凹 āo: depressed