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单词
concavo-concave
释义
con·ca·vo-con·cave
AHD
[kŏn-kā'vō-kŏn-kāvʹ]
D.J.
[kɒnˌkeɪvəʊkɒnˈkeɪv]
K.K.
[kɑnˌkevokɑnˈkev]
adj.
(形容词)
Concave on both surfaces; biconcave. Used of a lens.
双面均凹进的;双凹的。用于指透镜
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base level
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basement
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basenji
basenjis
base on balls
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更新时间:2026/9/26 19:42:29