弘扬国学 · 传承文化

tungsten

英 ['tʌŋst(ə)n] 美 ['tʌŋstən]

解释

n. [化学] 钨（一种金属元素）

※ 提供单词"tungsten"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

tungsten 钨

由该金属元素发现者 18 世纪瑞典化学家 Karl Wilhelm Scheele 根据瑞典语创造出来的词，来自 tung,重的，sten,石头，词源同 stone.

英文词源

tungsten (n.): rare metallic element, 1796, from Swedish tungsten "calcium tungstate," coined 1780 by its discoverer, Swedish chemist Karl Wilhelm Scheele (1742-1786) from tung "heavy" + sten "stone" (see stone (n.)). The word was used earlier as the name for calcium tungstate (1770). Atomic symbol W is from Latin wolframium, from German Wolfram "iron tungstate" (see wolfram).

展开全部 ▼

例句和用法

1. Tungsten is classified among the metals.: 钨归入金属类.

2. A glass or quartz tube has tungsten electrodes sealed in each end.: 两根钨丝电极是封在玻璃管或石英管的两端.

3. The tungsten shines and gives a good light.: 钨丝发亮而射出耀眼的光芒.

4. We make an electron gun which consists of a tungsten wire heated by an electric current.: 我们制造了一把电子枪,它包括一根用电流加热的钨丝.

5. High frequency directs the arc, cannot produce the phenomenon of clamping tungsten.: 高频引弧, 不会产生夹钨现象.