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凹凸
āo tūao1 tu1
HSK 6freq #38,312n
释义Meanings
  1. 1.concave or convex
  2. 2.bumps and holes
  3. 3.uneven (surface)
  4. 4.rugged
汉字Characters
āo
concave, hollow; depressed; pass, valley
radical: 凵
decomp: ⿱？一
tū
to protrude, to bulge out; convex
radical: 凵
decomp: ⿱⿰？？一
例句Examples

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