资料来源 : pyDict
锶[金属元素]
资料来源 : Webster's Revised Unabridged Dictionary (1913)
Strontium \Stron"ti*um\, n. [NL. See {Strontia}.] (Chem.)
A metallic element of the calcium group, always naturally
occurring combined, as in the minerals strontianite,
celestite, etc. It is isolated as a yellowish metal, somewhat
malleable but harder than calcium. It is chiefly employed (as
in the nitrate) to color pyrotechnic flames red. Symbol Sr.
Atomic weight 87.3.
资料来源 : WordNet®
strontium
n : a soft silver-white or yellowish metallic element of the
alkali metal group; turns yellow in air; occurs in
celestite and strontianite [syn: {Sr}, {atomic number 38}]