| 单词 | medium-grade |
| 释义 | > as lemmasmedium-grade medium-grade adj. ΚΠ 1872 Overland Monthly Nov. 409/1 Besides heavy masses of medium-grade ore prevously developed in its upper levels, rich and extensive reserves have more recently been opened up. 1992 M. Margetts Classic Crafts 173/3 Begin by passing a medium-grade sandpaper over the frame to roughen the surface slightly to provide a ‘key’ to hold the gesso. < as lemmas |
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