词根词缀：peta- [PE tuh]
【来源及含义】Greek: derived from penta-, "five"; a decimal prefix used in the international metric system for measurements
【相关描述】Used in the metric [decimal] system as one quadrillion [U.S.] or thousand billionfold [U.K.], 1015 [1 000 000 000 000 000] The metric symbol for peta- is P.
【相关词根词缀】 Related "metric" families: yotta; zetta; exa; tera; giga; mega; kilo; hecto; deka; deci; centi; milli; micro; nano; pico; femto; atto; zepto; yocto.
【同源单词】petabecquerel, petabyte, petaflop, petaflops, petagram, petahertz