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commutator

[ˈkɒmjuteɪtə(r)] [ˈkɑmjuteɪtə(r)]

n.换向器,转接器

近义词

单词家谱

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commutator 换向器,转接器

词根词缀:com-共同 + -mut-往来,互换 + -ator名词后缀

commutator (n.)

1839, "apparatus for reversing the currents from a battery without rearranging the conductors," agent noun from Latin commutare (see commute (v.)). From 1880 as "contrivance for varying the strength of an electric current."

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