quadruplex
英式音标：quadruplex怎么读
美式音标：quadruplex怎么读
quadruplex词义
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adj. 四重的；四倍的；四重信号的n. 四路多工系统
quadruplex英文词源
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- quadruplex (adj.)
- 1875, in reference to telegraph systems in which four messages can be wired simultaneously, from quadru- + plex. In classical Latin, quadruplex meant "fourfold, quadruple," as a noun, "a fourfold amount."