actinides [
'æktinaidz]
[医] 超铀元素
- Actinides are synthesized very quickly in such environments as supernova explosions.
锕合成很快,在这种环境下,因为超新星爆炸. - Since the unstable nuclei exist between actinides, including thorium and stable nuclei like lead and bismuth, explosive events such as supernovae are required to produce actinides.
自不稳定核之间存在着锕系元素,包括钍和稳定核像灌了铅,铋,爆炸性事件,如超需出示锕. - Their discovery marks the first abundance determination of the actinides element thorium in a star beyond the Milky Way, and follows the detection of thorium in more than ten stars within the Milky Way.
他们发现,标志着首丰测定的锕系元素钍星以外的银河系,跟检测钍十余恒星的银河系.
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