- 凹(hollow; depression; sunken place)
The character 凹 mimics the shape of a deep indentation or hollow in the middle.
concave lens
Concave lenses are used to correct myopia.
concave lens
Concave lenses are used to correct myopia.
The character 凹 mimics the shape of a deep indentation or hollow in the middle.
Going through everything excellently and standing out is the meaning of the character.
The character 凹 mimics the shape of a deep indentation or hollow in the middle.
Going through everything excellently and standing out is the meaning of the character.
concave lens
concave lens
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