| 释义 |
oak gall
释义
橡树瘤：一种生长在橡树上的球状物，由橡树虫产生，可用于制作墨水和染料。
例句
1·It was written more than 1,300 years ago in a neat hand using ink made of oak -gall nuts mixed with carbon.
1300多年前，一双巧手用橡木汁混合木炭制成的墨水写就了这本巨作。
2·It was written more than 1, 300 years ago in a neat hand using ink made of oak -gall nuts mixed with carbon.
1300多年前，一双巧手用橡木汁混合木炭制成的墨水写就了这本巨作。
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