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单词 abacus
释义 ab·a·cus
\ˈabə̇kəs, əˈbak- also əˈbäk- or əˈbȧk-\ noun
(plural aba·ci \ˈabəˌsī, -ˌkī, -ˌkē, əˈbaˌkī also əˈbäˌkī or -bȧ- or -ˌkē\ ; or ab·acus·es)
Etymology: Latin, from Greek abak-, abax, literally, slab
1. : a slab that forms the uppermost member or division of the capital of a column and that supports the architrave
2. : a calculating instrument for performing arithmetical processes by sliding counters by hand on rods or in grooves
[abacus 2]
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更新时间:2024/12/24 3:10:06