单词	picosecond
释义	picosecond /ˈpiːkəʊsɛkənd / /ˈpʌɪkəʊsɛkənd / (abbreviation ps) noun One trillionth of a second: the first picosecond of the Big Bang... A typical chemical reaction takes place on a timescale of about a picosecond. In contrast, most current MD simulations for larger realistic systems are usually restricted to a few nanoseconds or picoseconds. They plan to use a UV laser to fire a 5-joule pulse lasting less than half a picosecond.
随便看	shortness short of short of breath short order Short Parliament short-pitched short-range short rib short-run shorts short score short, sharp shock short-sheet short shrift short sight short-sighted short-sightedly short-sightedness short-sleeved short-staffed short-stay shortstop short story short subject short suit

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