peta

IPA/pˈɛtə/
KK[pˈitə]IPA/pˈiːtə/

peta — prefix

1. a prefix added to units of measurement, meaning one quadrillion (10¹⁵) times tha

1.字首
釋義

a prefix added to units of measurement, meaning one quadrillion (10¹⁵) times that unit

例句

Eitan's research group handles several petabytes of satellite images each month.

prefix: peta- + byte = petabyte (10¹⁵ bytes)

Liang's research institute installed a petawatt laser that can heat samples to extreme temperatures.

文法句型

peta- + unit (byte, watt, hertz, joule, flop)

用法筆記

Used almost only in scientific and technical fields. The symbol is P (capital letter). Common compounds include petabyte (PB), petawatt (PW), and petaflop (PF).

常見錯誤

The hard drive stores one peta of data.
The hard drive stores one petabyte of data.
💡'peta' is a prefix, not a standalone unit; it must be attached to a unit like 'byte' or 'watt'.