英语词汇zeptogram怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	zeptogram
释义	zeptogram 简明释义 n．仄普克：一种质量单位，等于10的负21次方克（kg）。权威例句 1. By refining the system further, he expects to be able to weigh a zeptogram a thousandth of an attogram. ECONOMIST: Small-scale physics 词源 1 zeptogram: zepto- +? gram FROM: wiktionary
随便看	index searching technique index-searching technique index-sector separation circuitry index segment index selection index sensing index sensor index sequential index sequential access method index sequential data set index sequential file index sequential file index sequential processor index series index series of a group index series of group index server index servo index set index set spitting index setting Index Severity,Illness index shade index signal index signal amplifier

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