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单词 lac
释义 lac1/læk/n. a resinous substance secreted as a protective covering by the lac insect, and used to make varnish and shellac (紫胶虫分泌的)紫胶 [Middle English from Portuguese lac(c)a, ultimately from Hindustani ˉkh via Prakrit lakkha from Sanskrit ˉksɑˉ]
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