名词
中文翻译:主要金属
同义词:
['principal metals', 'primary metals']
例句:
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1.The primary metals used in the construction of buildings are iron and steel.
建造建筑物所使用的主要金属是铁和钢。
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2. The discovery of new primary metals is a major breakthrough in the field of physics.
发现新的主要金属是物理学领域的重大突破。
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3. The primary metals extracted from the earth are used to make various types of tools and machinery.
从地球提取的主要金属被用来制造各种类型的工具和机械。