concavoconcave
[医] 对凹的, 双凹的
别名
concavo-concave
释义与例句
adj.
-
1.
Concave or hollow on both sides.
concavoconcave form
concavoconcave lens
concavoconcave shape
词汇关系
词源
From concave + -o- + concave.
来源：wiktionary