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试金石 shìjīnshí
gen. test
eng.geol. basanite
met. lydianite; touchstone
tech. test stone
试金石一种丝绒状石英 shìjīnshí
gen. basanite
丝绒状石英试金石 shìjīnshí
met. basanite
试金石: 3 phrases in 1 subject
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