Read Edit View history 釷 tǔ thorium Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 钍/ 釷 tǔ thorium thorium (Th); a silvery-white radioactive metallic element that tarnishes gray in air and is used in the nuclear energy industry Edit Delete References Add reference No references for this word.
钍/ 釷 tǔ thorium thorium (Th); a silvery-white radioactive metallic element that tarnishes gray in air and is used in the nuclear energy industry Edit Delete