请输入您要查询的英文单词：
单词
berkelium
释义
ber·ke·lium
BrE
/
bɜːˈkiːliəm
/
,
/
ˈbɜːkliəm
/
NAmE
/
ˈbɜːrkliəm
/
noun
[
U
]
(
symbol
Bk
)
a
chemical
element
.
Berkelium
is
a
radioactive
metal that is produced artificially from
americium
and
helium
锫（放射性元素）
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更新时间：2026/5/25 18:44:45