| 单词 | quadruplex |
| 释义 | quadruplex /kwod"roo pleks', kwo drooh"pleks/, adj. 1. fourfold; quadruple. 2. noting or pertaining to a system of telegraphy by which four messages may be transmitted simultaneously over one wire or communications channel. [1870-75; < L; see QUADRU-, -PLEX] |
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