| 单词 | strontium |
| 释义 | strontium (once / 29697 pages) n WORD FAMILY strontium USAGE EXAMPLESTerry Myerson said Strontium was exploiting the bug to infect PCs in order to get access to potentially sensitive data. BBC(Nov 02, 2016) For instance, barium compounds emit green, red comes from strontium, and blues are made with copper. Seattle Times(Jul 02, 2016) For instance, barium compounds emit green, red comes from strontium and blues are made with copper. New York Times(Jun 30, 2016) n a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite Syn|Hypo|Hyper Sr, atomic number 38 strontium 90 a radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions; can be assimilated like calcium into bones metal, metallic element any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
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