thulium
英 ['θ(j)uːlɪəm]
美['θulɪəm]
- n. [化学] 铥，稀土金属元素；铥原子序69；符号Tm
英英释义
- 1. a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime
实用场景例句
- The elements which have been studied most are those from gadolinium to thulium.
- 研究得最多的是从钆到铥之间的元素.
辞典例句
- Polymetallicacetate is a kind of polynuclear metal complex with aluminum and thulium.
- 该多金属醋酸盐是一种含铝和稀土的多核金属配合物.
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中文词源
thulium 铥
来自古希腊语 Thule,传说中的极北之地，可能为现瑞典，-ium,金属元素后缀。该金属元素由 其发现者 19 世纪瑞典化学家 Per Teodor Cleve 命名。
双语例句
- 1. The elements which have been studied most are those from gadolinium to thulium.
- 研究得最多的是从钆到铥之间的元素.
来自辞典例句
- 2. Polymetallicacetate is a kind of polynuclear metal complex with aluminum and thulium.
- 该多金属醋酸盐是一种含铝和稀土的多核金属配合物.
来自互联网
英文词源
- thulium (n.)
- 1879, Modern Latin, from thulia (thulite), name of an earth found in Scandinavia, from which the element was identified in 1879 by Swedish geologist Per Tedor Cleve (1840-1905), from Thule, which sometimes was identified as Scandinavia.