| 单词 | test-box |
| 释义 | > as lemmastest-box test-box n. Telegraphy a box fitted with terminals through which the wires are led, for convenience in testing. ΘΚΠ society > communication > telecommunication > telegraphy or telephony > telegraphy > telegraph > [noun] > test-box test-box1876 1876 W. H. Preece & J. Sivewright Telegraphy 273 The wire is..put to earth at the test-box there. < as lemmas |
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