Micron

['maɪkrɒn] or ['maɪkrɑn]

解释:

(noun.) a metric unit of length equal to one millionth of a meter.

手打:罗纳德--From WordNet

解释:

(n.) A measure of length; the thousandth part of one millimeter; the millionth part of a meter.

达米安校对