单词	picosecond
释义	pi·co·sec·ond (pēkə-sĕk′ənd, pī-) n. Abbr. ps or psec One trillionth (10-12) of a second.
随便看	Ward war dance warded warden wardenry wardenship warder warder wardership ward heeler warding off ward off wardrobe wardroom -wards -wards wardship -ware ware ware warehouse warehouser wareroom warfare warfarin

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