英语词汇“promethium”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

WORD FAMILY

promethium

USAGE EXAMPLES

No sending mining fleets out to Gamma 047 on a promethium run.

The Verge(Apr 28, 2016)

The radioactive element promethium, is missing from his collection.

BBC(Mar 23, 2014)

Compare the resonance of einsteinium and promethium to chromosome 7 and chromosome 21.

Slate(Jul 09, 2012)

n a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium

Syn|Hyper

Pm, atomic number 61

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.

单词	promethium
释义	promethium (once / 2954828 pages) n WORD FAMILY promethium USAGE EXAMPLES No sending mining fleets out to Gamma 047 on a promethium run. The Verge(Apr 28, 2016) The radioactive element promethium, is missing from his collection. BBC(Mar 23, 2014) Compare the resonance of einsteinium and promethium to chromosome 7 and chromosome 21. Slate(Jul 09, 2012) n a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium Syn\|Hyper Pm, atomic number 61 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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