milliangstromWiktionary 原文英美构词拆解millimilli-前缀angstromangstrom词干milli-In the International System of Units and other metric systems of units, one-thousandth of the unit to which it is prefixed; that is, multiplying the unit to which it is attached by 10-3. Symbol: m. · thousand词源说明From milli- + angstrom.释义名词noun1One thousandth (10-3) of an angstrom.