decimetre       
noun [ C ] UK (US decimeter) uk/ˈdes.ɪˌmiː.tər/ us/ˈdes.ɪˌmiː.t̬ɚ/ (written abbreviation dm)
 分米(十分之一米)
a unit of length equal to 0.1 of a metre
  The wavelengths range from one to ten decimetres. 波长范围在1-10分米之间。 
 There are 1000 cm3 in a cubic decimetre. 1立方分米等于1000立方厘米。 
 - More examples
 - The gastropods are generally small (1-3 cm), but sometimes reach almost a decimetre.
 - Concentration is usually expressed as the number of moles of solute in one litre (that is, one cubic decimetre) of solution.
 - Changing lengths from metres to decimetres, centimetres or millimetres can be done easily using the table of metric length.