Words — 1 found
āo tū
ㄠ ㄊㄨ
凹 凸
凹 凸
  1. 1. concave or convex
  2. 2. bumps and holes
  3. 3. uneven (surface)
  4. 4. rugged
Hanzi — 2 found
tū ㄊㄨ 凸 凸
  1. 1. protrude, bulge out, convex
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āo ㄠ 凹 凹
  1. 1. concave, hollow, depressed
  2. Noun
    2. a pass, valley
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