propolis ['prɒpəlɪs]以下由轻松背单词网站提供
单词级别附加级基本释义蜂胶参考例句Propolis is a hard resinous sub-stance made by bees from the juices of plants. 蜂胶是蜜蜂用植物汁液合成的像树脂一样的物质。 来自柯林斯例句Objective To study the germicidal mechanism of propolis-silver ion compound nanometer emulsion. 目的研究蜂胶-银离子复合纳米乳剂杀菌机理。 来自互联网 推荐阅读 |