interference是什么意思
noun
1. (American football) blocking a player's path with your body
e.g. he ran interference for the quarterback
2. the act of hindering or obstructing or impeding
Synonym: hindrancehinderance
3. any obstruction that impedes or is burdensome
Synonym: hindrancehinderancehitchpreventivepreventativeencumbranceincumbrance
4. a policy of intervening in the affairs of other countries
Synonym: intervention
5. electrical or acoustic activity that can disturb communication
Synonym: noisedisturbance