时间: 2025-06-12 18:53:17
美: ['kromɪəm]
英: ['krəʊmɪəm]
n. [化学] 铬(24号元素,符号Cr)
最后更新时间:2025-06-12 18:53:17
正式与非正式语境:
特殊场合:在环境科学中,铬的六价形式(Cr(VI))被认为是致癌物,常在法律和健康科学领域讨论。
Chromium is essential for the production of stainless steel.
铬是生产不锈钢的重要元素。
The vibrant colors of chromium compounds make them useful in dyes.
铬化合物鲜艳的颜色使其在染料中非常有用。
In high concentrations, chromium can be toxic to humans.
在高浓度下,铬对人类可能是有毒的。
Researchers are studying the effects of chromium on the environment.
研究人员正在研究铬对环境的影响。
Many chrome-plated items are used for decorative purposes.
许多镀铬物品用于装饰目的。
*. Chromium is added to alloys to improve their hardness.
铬被添加到合金中以提高其硬度。
同义词:
反义词:
通过以上分析,可以更全面地理解和记忆“chromium”这个单词。
[N-UNCOUNT] Chromium is a hard, shiny, metallic element, used to make steel alloys and to coat other metals. 铬
例:...chromium-plated fire accessories.…镀铬的消防配件。