0 the length of time needed for the radioactivity of a radioactive substance to be reduced by half -- meia-vida
中文繁体
(放射性物質的)半衰期…
中文简体
(放射性物质的)半衰期…
Polski
okres półtrwania…
NOVAS PALAVRAS
European
May 10, 2021
PALAVRA DO DIA
Shimmer
half-life