弘扬国学 · 传承文化

dysprosium

英 [dɪs'prəʊzɪəm]

解释

n. [化学] 镝

※ 提供单词"dysprosium"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

中文词源

dysprosium 镝

dys-, 不好的。-pros, 接近，词源同approach.因该元素极难发现而得名。

英文词源

dysprosium (n.): element, obtained 1906 from an earth discovered in 1886, the last to be extracted from the complex earth called yttria, and named dysprosia in reference to the difficulty of obtaining it, from Greek dysprositos "hard to get at, difficult of access," from dys- "bad" (see dys-) + prositos "approachable." With metallic element suffix -ium.

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例句和用法

1. Dysprosium lamp: Light source for repro - photography and printing down.: 镝灯: 复制照相及晒版用光源之一.

2. Three 3500 W dysprosium lamps are installed on each tower crane for site lighting during night.: 罐体施工现场:在每台塔吊上装三盏3500W镝灯用于现场夜间照明.

3. A supply of electricity will cause the dysprosium iodide to vapourize to glow.: 它通电后放电,使碘化镝气化发光.

4. In order to improve the resistivity of oxidation, dysprosium cobalt ferrite magnetic fluids were prepared.: 摘要为了提高磁流体的抗氧化能力, 制备了镝钴铁氧磁流体.