中英释义：
双语例句
氚是氢的放射性形式，有时被称作超重氢。
It is a naturally occurring radioactive form of hydrogen, sometimes known as heavy hydrogen.
重点词汇
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超重氢
tritium
氚是氢的放射性形式，有时被称作超重氢。
It is a naturally occurring radioactive form of hydrogen, sometimes known as heavy hydrogen.
超重氢
tritium