| 释义 | metallic copper 基本例句
 金属铜
 Atomic oxygen in a low earth orbit is very active in chemical reactions, and it can oxidate copper.低地球轨道的原子氧化学性能非常活泼,能使金属铜氧化。
 In many porphyry copper deposits, additional enrichment of the metal has been caused by surficial weathering.在许多斑岩铜矿矿床中,地表风化使得金属铜进一步富集。
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