| 单词 | peta- |
| 释义 | peta-【计】 皮 peta- peta- pref.（前缀）One quadrillion (1015): 拍它，10的15次幂：petahertz.拍它赫兹语源:Alteration of penta- [from its representing the fifth power of a thousand] Alteration of penta- [from its representing the fifth power of a thousand] |
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