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sextillion

英 [seks'tɪljən] 美 [sɛks'tɪljən]

n. 千的七乘方；百万的六乘方

英文词源

sextillion (n.): 1680s, from Latin sext-, comb. form of sex "six" (see six) + (m)illion. Compare billion. Related: Sextillionth.