- 凹(hollow; depression; sunken place)
The character 凹 mimics the shape of a deep indentation or hollow in the middle.
concave mirror
A concave mirror can converge light rays.
concave mirror
A concave mirror can converge light rays.
The character 凹 mimics the shape of a deep indentation or hollow in the middle.
The character 面 depicts a human face with an outline and eyes in the center.
The character 凹 mimics the shape of a deep indentation or hollow in the middle.
The character 面 depicts a human face with an outline and eyes in the center.
concave mirror
concave mirror
Explore more related entries to look up.