通过测量放射性同位素的衰变率来确定材料年龄的方法
先理解核心含义，再看它在真实句子里的用法。
通过测量放射性同位素的衰变率来确定材料年龄的方法
a method of determining the age of materials by measuring the decay rates of radioactive isotopes
Radiometric dating of the rock samples indicated an age of over 4 billion years.
对岩石样本进行的放射性定年法显示其年龄超过40亿年。
通过测量放射性同位素的衰变率来确定材料年龄的方法
a method of determining the age of materials by measuring the decay rates of radioactive isotopes
Use radiometric dating naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Dictionary facts from AI_SUPPLEMENT.