The Chinese character/word： 凹
This Chinese character/word means：a depression; indentation; concave; hollow
原文链接：https://www.learnchinesewithmate.com/words/579.html，转载请注明出处。
The Chinese character/word： 凹
This Chinese character/word means：a depression; indentation; concave; hollow
原文链接：https://www.learnchinesewithmate.com/words/579.html，转载请注明出处。
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