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△ helium [ˈhiːliəm]
序号
29
英⽂释义
n. the chemical element of atomic number 2, an inert gas which is the lightest member of the noble gas series.
中⽂释义
n. 氦
扩展
词根：helio表示sun
同根词：heliocentric adj. 以太阳为中
⼼的；⽇⼼说的
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