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单词
radio-carbon
释义
radio-carbon n[U] radioactive form of carbon present in organic materials, used in carbon dating 放射性碳(有机材料中碳元素的放射性形式, 用以测定某物的年代).
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iron lung
ironmonger
ironmongery
iron-mould
iron rations
ironstone
ironware
ironwork
ironworks
irony
irradiate
irrational
irrationality
irrationally
irreconcilable
irreconcilably
irrecoverable
irrecoverably
irredeemable
irredeemably
irreducible
irreducibly
irrefutable
irrefutably
irregular
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更新时间:2026/1/29 13:02:09