| 单词 | mousetrap switch |
| 释义 | > as lemmasmousetrap switch mousetrap switch n. rare an automatic switch moved by a spring which is released when the current through a controlling magnet falls below a certain value.Apparently only attested in dictionaries or glossaries. ΚΠ 1890 Cent. Dict. at Mouse-trap Mouse-trap switch, in elect., an automatic switch which is shifted from one position to another when the current passing through the coil of a controlling magnet falls below a certain limit. < as lemmas |
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