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凸折线
凸摺線
tūzhéxiàn
1. convex polygonal line

Character Breakdown

凸
tū
to protrude, to bulge out; convex
HSK 6 5 丶
折
zhé
to break, to snap; to fold, to bend; to bow; humble
HSK 4 7 丶
线
xiàn
line, thread, wire; clue, trail
HSK 4 8 丶

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Category
Chinese