forming words, denoting: one million million millionth (10–18) part
attogram
[Danish or Norwegian atten eighteen, from Old Norse āttjān]
| 单词 | atto- |
| 释义 | atto-comb. formforming words, denoting: one million million millionth (10–18) part attogram [Danish or Norwegian atten eighteen, from Old Norse āttjān] |
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