basanite
'bæsәnait
基本解释
n. 试金石
英文释义
n. Lydian stone, or black jasper, a variety of siliceous or
flinty slate, of a grayish or bluish black color. It is employed to
test the purity of gold, the amount of alloy being indicated by the
color left on the stone when rubbed by the metal.
词形变化
上一个单词：Basane
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