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n.
元素镎(neptunium)
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abbr.
[机]铭牌(=Name Plate)
Noun:
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a radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium
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a registered nurse who has received special training and can perform many of the duties of a physician
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以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌