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femtosecond

/ˈfem.təʊˌsek.ənd/

翻译: 时间单位,等于一千万亿分之一秒(10^-15秒),即一皮秒的千分之一,常用于物理和化学中测量极快的过程。

1 个条目

noun

/ˈfem.təʊˌsek.ənd/C2formalscientific
  • zh时间单位,等于一千万亿分之一秒(10^-15秒),即一皮秒的千分之一,常用于物理和化学中测量极快的过程。

A unit of time equal to one quadrillionth (10^-15) of a second, or one thousandth of a picosecond, commonly used in physics and chemistry to measure extremely fast processes.

  1. Unit of timeC2formalscientific

    One quadrillionth (10^-15) of a second; one thousandth of a picosecond.

    zh飞秒

    • Laser pulses can be measured in femtoseconds.
    • Chemical reactions can occur on a femtosecond timescale.
    • Scientists use femtosecond spectroscopy to observe molecular dynamics.
词形
  • femtoseconds plural form
  • femtoseconds' possessive plural form
  • femtosecond's possessive singular form