first-priority target是什么意思，first-priority target的翻译，first-priority target音标、读音、用法和例句

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first-priority target是什么意思，first-priority target的翻译，first-priority target音标、读音、用法和例句_沉淀汉英词典

first-priority target

基本解释

专业释义

地球科學