With distinguishing capital letter or Roman numeral. Any of several radioactive substances which are isotopes of uranium or of other elements…
| 单词 | θ79555 |
| 释义 | the world > matter > physics > atomic nucleus > radioactive isotope > specific isotopes > [noun] > uranium (4) uranium1902 With distinguishing capital letter or Roman numeral. Any of several radioactive substances which are isotopes of uranium or of other elements… uranium series1906 the series of isotopes produced by the radioactive decay of uranium-238 and ending with lead-206, each member of the series resulting from the decay… radium series1909 = uranium series n. at uranium, n. compounds 2. Subcategories:— in separated form (1) |
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