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"strontium"¿¡ ´ëÇÑ ¼¼ºÎ °Ë»ö °á°úÀÔ´Ï´Ù
WordNet ÀÏ¹Ý ¿µ¿µ »çÀü °Ë»ö °á°ú :
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1
strontium
a soft silver-white or yellowish metallic element of the alkali metal group
strontium
a radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions
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