roentgenium.
/rent-gen-ee-uhm, -jen-, ruhnt-/US // rɛntˈgɛn i əm, -ˈdʒɛn-, rʌnt- //
伦琴,伦教,伦琴琴,伦琴弹
Definitions
n.noun · 名词
- 1.
Chemistry, Physics.
- ›a superheavy, synthetic radioactive element with a very short half-life. Symbol: Rg; atomic number: 111.
Level 5More words in r →