| 单词 | at break |
| 释义 | > as lemmasat break b. The action of breaking contact in an electric circuit; the position in which contact is broken (in at break). See also make n.2 11. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > circuit > circuit-breaker > [noun] > action of breaking contact break1875 1875 F. Guthrie Magn. & Electr. §235 The automatic make and break. Fig. 181 shows the ‘hammer break’. 1876 Nature 18 May 62/2 The increase of excitability was manifested towards make, and scarcely at all towards break. < as lemmas |
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