transitive. To grind (a lens) so that the thickest part is in the centre. Obsolete.
| 单词 | θ101325 |
| 释义 | the world > space > relative position > central condition or position > mark or be the centre of [verb (transitive)] > place or fix in the centre > in technical applications (2) centre1688 transitive. To grind (a lens) so that the thickest part is in the centre. Obsolete. middle1883 transitive. More generally: to place in the middle; spec. to place (a ship) midway between its anchors. |
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