词根词缀：pico-

【来源及含义】Italian: very small or from Spanish, "beak, tip, very small"; and from Latin, beccus, beak; also, a decimal prefix used in the international metric system for measurements

【相关描述】This prefix is used in metric [decimal] system as trillionth [U.S.] and billionth part [U.K.], 10-12 [0.000 000 000 001]. The metric symbol for pico- is p.

【相关词根词缀】;Related "metric" families: ;yotta; ;zetta,exa; ;peta,tera,giga; ;mega,kilo; ;hecto,deka,deci; ;centi,milli; ;micro,nano,femto,atto; ;zepto,yocto.

【同源单词】picoammeter, picoampere, picocurie, picofarad, picogram, picokelvin

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