英语词汇cesium的读音、翻译及短语词组释义-英汉双解词典

单词	cesium
释义	cesium['si:ziəm]n. 铯【化】铯Cs【医】铯(55号元素) cesium cesium 也作 cae.si.um AHD: [s¶“z¶-…m] D.J. [6si8zi8m]K.K. [6sizim]n.Symbol Cs （名词）符号 Cs A soft, silvery-white ductile metal, liquid at room temperature, the most electropositive and alkaline of the elements, used in photoelectric cells and to catalyze hydrogenation of some organic compounds. Atomic number 55; atomic weight 132.905; melting point 28.5&9{=}C; boiling point 690&9{=}C; specific gravity 1.87; valence 1.See table at element 铯：一种质地柔软的银白色韧性金属，室温时为液体，为最具正电性与碱性的元素，用作光电池和某些有机化合物氢化作用的催化剂。原子序数55；原子量132.905；熔点28.5&9{=}C；沸点&9{=}C；比重1.87；化合价1参见 element语源:From Latin caesius [bluish gray (from its blue spectral lines)] 源自拉丁语 caesius [兰灰色（得名于蓝色光谱线）]
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