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单词
lac
释义
lac
Encyclopedia
农学
紫胶
释
lac
紫胶
紫胶虫(Laccifer lacca)吸取寄主树树液后分泌出的紫色天然树脂。又称紫梗、虫胶、赤胶、紫草茸。
理学
虫胶
释
lac
虫胶
紫胶虫分泌的一种天然琥珀色树脂物质。以紫胶树脂为主要成分,混合着紫胶色素、紫胶蜡、糖类、蛋白质、盐类(或其他掺杂物)等物质。原名紫胶。
Biology
lac
紫胶;虫胶
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vehicle driving guidance based on road magnetic mark and vehicle sensor
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