lithium

/ˈlɪθi.əm/ 名词 C1

中文：锂

The simplest alkali metal, the lightest solid element, and the third lightest chemical element (symbol Li) with an atomic number of 3 and atomic weight of 6.94. It is a soft, silvery metal. (uncountable) · The importance of lithium-ion batteries makes lithium a potentially strategic natural resource.
A single atom of this element. (countable)
Lithium carbonate or other preparations of lithium metal used as a mood stabiliser to treat manic depression and bipolar disorders. (uncountable) · It seems like his moods are better since he started taking lithium.
A lithium battery. (countable)

复数 lithiums

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