| 单词 | polarized receptacle |
| 释义 | polarized receptacle [`pō·lǝ´rīzd ri`sep·tǝ·kǝl] ELECTRICITY A receptacle designed for use with a polarized plug, to ensure that the grounded side of an alternating-current line or the positive side of a direct-current line is always connected to the same terminal on a piece of equipment. |
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