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硒
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硒【医】 Se selenium 硒xī一种非金属的有毒元素,与硫、碲有关联并在化学方面与它们相似,以同素异形体存在。主要用于光电池、整流器和其他电子装置中 [selenium]――元素符号Se
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uncovered check
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uncracked
uncracked hydrocarbon
uncreated
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uncredited
uncrewed
uncritical
uncropped
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uncrossed cheque
uncrowded
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uncrushable
uncrystallized
unction
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