凹凸
āo tūㄠ ㄊㄨ
Traditional: 凹凸
HSK 6
Meaning(noun)
concave or convex; bumps and holes; uneven (surface); rugged
Written with AI, waiting for a teacher's review.
Stroke order
5 strokes
depressed; sunken; indented; concave; female (connector etc)
5 strokes
to stick out; protruding; convex; male (connector etc); Taiwan pr. [tú]