英文释义 

To start something in an irregular but powerful andeffective manner; to reinvigorate (in AUTOMOBILEMECHANICS "to jump start" means to start a car byconnecting its battery to that of another car'sbattery manually by means of a cable).

例句 The company tried to jump start its presently sluggish sales campaign by putting a lot ofmoney into a huge advertising campaign on national radio and television.公司打算搞活当前缺少