attosecond

阿托秒 微微微秒

词形变化

attoseconds 复数 attoseconds

释义与例句

n.
  1. 1.

    An SI unit of time equal to 10⁻¹⁸ seconds. Symbol: as

    阿秒

    阿托秒

    Holonyms: femtosecond < picosecond < nanosecond < microsecond < millisecond < centisecond < decisecond < second < decasecond < minute < hectosecond < kilosecond < hour < day < week < megasecond < fortnight < month < year < gigasecond < century < kiloannum, kiloyear, millennium < terasecond < mega-annum, megayear < petasecond < giga-annum, gigayear < exasecond < zettasecond < yottasecond < ronnasecond < quettasecond

    Meronyms: quectosecond < rontosecond < yoctosecond < zeptosecond

词汇关系

名词

上位词 2

time unit unit of time

整体词 1

femtosecond

词源

From atto- + second.

来源：wiktionary