Words — 1 found
tū tū
ㄊㄨ ㄊㄨ
凸 凸
凸 凸
  1. 1. convex on both sides (of lens)
  2. 2. biconvex
Hanzi — 1 found
tū ㄊㄨ 凸 凸
  1. 1. protrude, bulge out, convex
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