Read Edit View history 皮秒 pímiǎo picosecond Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 皮秒 pímiǎo picosecond picosecond, ps, 10^-12 s 激光脉冲的持续时间通常以皮秒为单位。 Edit Delete References Add reference No references for this word.