strontium
英
['strɒntiəm]
美
['strɑːntiəm]
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Noun:
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a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite
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用作名词 (n.)
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Barite usually contain strontium and calcium.
重晶石常含锶和钙。
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海词词典,十七年品牌