英语词汇trace element的翻译、用法及例句-MX2U.com英汉词典

词汇	trace element
释义	trace element noun [ C ] uk/ˈtreɪs ˌel.ɪ.mənt/ us/ˈtreɪs ˌel.ɪ.mənt/ 微量元素 one of several types of simple chemical substance that are necessary for healthy growth and development, and exist in animals and plants in very small amounts
随便看	early early bird early closing early days early on early warning earmark earmuff earn earnest earnings earphone earpiece ear-piercing earplug earring earshot ear-splitting earth earthbound earthen earthenware earthling earthly earth mother 佄佄佅佅佅佅佅佅佅佅但但但但但但但但但但

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