| 单词 | plug-switch |
| 释义 | > as lemmasplug-switch plug-switch n. a switch in which a circuit is completed by inserting a metal plug into a socket. ΚΠ 1858 C. V. de Sauty & J. C. Laws in C. F. Briggs & A. Maverick Story Telegraph & Hist. Great Atlantic Cable 164 Professor Thomson's marine galvanometer and four plug-switches. 1991 Jrnl. Commerce (Nexis) 19 July 4 b BCA mobile,..with cord equipped with miniature plug-switch for connecting telephone line. < as lemmas |
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