on an electrical plug, a pin with a rectangular rather than a circular cross-section.
| 单词 | θ77546 |
| 释义 | the world > matter > physics > electromagnetic radiation > electricity > electrical appliances or devices > [noun] > electric plug > projection (2) square pin1867 on an electrical plug, a pin with a rectangular rather than a circular cross-section. pin1888 As part of a mechanism or construction. Each of the metal projections of a plug, thermionic valve, etc., which makes an electrical connection when… |
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