凸

双凸面

shuāng tū miàn

convex on both sides (of lens)

U凸内裤

u tū nèi kù

contour pouch brief (men's underwear)

凸凸

tū tū

convex on both sides (of lens)

凸出

tū chū

to protrude

凸多胞形

tū duō bāo xíng

convex polytope

凸多边形

tū duō biān xíng

convex polygon

凸多面体

tū duō miàn tǐ

convex polyhedron

凸度

tū dù

convexity

凸性

tū xìng

convexity

凸折线

tū zhé xiàn

convex polygonal line

凸槌

tū chuí

(slang) (Tw) to mess up

凸版

tū bǎn

relief printing plate