“釙”造句
2024年06月05日 10:13:10
釙是高放射性的元素,金屬.
Polonium is a highly radioactive element and a metalloid.
兩個遺留有
釙的星球被一些不明原因突然破壞.
Two old plutonium disposal plants damaged at once by some unestablished reason.
釙的同位素在自然界中的確存在,但是相當罕見.
The isotope does occur in nature but only extremely rarely.