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单词
biconcave
释义
biconcave
—
biconcavity
/buy'keuhn kav"i tee/
,
n.
/buy kon"kayv, buy'kon kayv"/
,
adj.
concave on both sides, as a lens. See diag. under
lens
.
[
1825-35; BI-
1
+ CONCAVE
]
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更新时间:2025/12/10 13:12:26