quadruplexadj.
英 'kwɒdrʊpleks | 美 kwɑ'drʊplɛks
中文adj. 四重的；四倍的；四重信号的\nn. 四路多工系统
四重的；四倍的；四重信号的
n. 四路多工系统
词根词源
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."
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