The action of supporting or strengthening a building, etc., from beneath. (See underpin, v. 1.)
| 单词 | θ103362 |
| 释义 | the world > space > relative position > support > [noun] > action or fact of supporting > by something placed underneath (2) underpinning1486 The action of supporting or strengthening a building, etc., from beneath. (See underpin, v. 1.) undersetting1842 The action of placing under, or of supporting by something placed under; underpinning. |
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