| 单词 | trace element |
| 分类 | 翻译、意思、用法、释义、英译汉、汉译英、英汉双解词典 |
| 释义 | Related topics: Elementsˈtrace ˌelement noun [countable] technical 1. a chemical element that your body needs a very small amount of to live 微量元素〔人体所需的微量化学物质〕2. a chemical element that only exists in small amounts on Earth 痕量 元素ˈtrace ˌelement nounChineseSyllable |
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