micromillimeter
微毫米
Mi·cro·mil·li·me·ter n. The millionth part of a meter.
Note: The millionth part of a meter is now termed a micron, and the word micromillimeter does not conform to the IS use of the prefix micro-.
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micromillimeter
n : a metric unit of length equal to one billionth of a meter
[syn: nanometer, nanometre, nm, millimicron, micromillimetre]