名词
中文翻译：钾氩定年法
同义词：
['potassium argon dating', 'potassium-argon method例句：1. The potassium-argon dating technique is used to determine the age of rocks and minerals.（钾氩定年技术用于确定岩石和矿物的年龄。）2. This method is particularly useful for dating ancient pottery shards.（这种方法特别适用于测定古代陶片的年龄。）']
例句：
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1. The potassium-argon dating technique is used to determine the age of rocks and minerals.
钾氩定年技术用于确定岩石和矿物的年龄。
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2. This method is particularly useful for dating ancient pottery shards.
这种方法特别适用于测定古代陶片的年龄。
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3.The potassium-argon dating results showed that the rock formation occurred around 500 million years ago.
钾氩定年结果显示，该岩石的形成时间约为5亿年前。