| 单词 | thorium series |
| 释义 | thorium seriesnoun Chemistry.the radioactive series that starts with thorium and ends with a stable isotope of lead of mass number 208. Words nearby thorium seriesthoria, thorianite, thorite, thorium, thorium dioxide, thorium series, thorn, thorn apple, thornback, thornbill, thornbush Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for thorium seriesthorium series nouna radioactive series that starts with thorium-232 and ends with lead-208 Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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